Solving a Word Problem using Proportions

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Taught by mrbrianmclogan
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Lesson Summary:

In this lesson, the instructor demonstrates how to solve a word problem using proportions. He emphasizes the importance of reading the problem carefully and identifying the question being asked. Next, he assigns a variable to represent the unknown quantity and sets up a proportion to solve for the variable. The instructor also highlights the use of ratios and cross-multiplication in solving the problem. By the end of the lesson, the student will have a clear understanding of the process involved in solving word problems using proportions.

Lesson Description:

Solving a word problem using proportions

I show how to solve math problems online during live instruction in class. This is my way of providing free tutoring for the students in my class and for students anywhere in the world. Every video is a short clip that shows exactly how to solve math problems step by step. The problems are done in real time and in front of a regular classroom. These videos are intended to help you learn how to solve math problems, review how to solve a math problems, study for a test, or finish your homework. I post all of my videos on YouTube, but if you are looking for other ways to interact with me and my videos you can follow me on the following pages through My Blog, Twitter, or Facebook.

Questions answered by this video:
  • How do you write a proportion from a word problem?
  • How can you use a proportion to solve a word problem?
  • What is a ratio?
  • What is a proportion?