Practice Objectives

- Demonstrate an understanding of how to solve a linear equation in one variable
- Demonstrate the ability to solve a proportion equation
- Demonstrate the ability to solve a proportion word problem

## Practice Solving Proportions

Instructions:

Answer 7/10 questions correctly to pass.

Solve each proportion problem.

Enter the numerical answer only.

Fractions must be simplified.

Negative fractions can be written as -a/b or a/-b.

Problem:

Correct!

Not Correct!

Your answer was: 0

The correct answer was: 0

Solving Proportion Equations:

- Use the cross products to set up a linear equation in one variable.
- Multiply the denominator of the left fraction by the numerator of the right fraction.
- Multiply the denominator of the right fraction by the numerator of the left fraction.

- Solve the linear equation.
- Move all variable terms to the left side.
- Move all numbers to the right side.
- Isolate the variable.
- We obtain our answer as: x = "a number"

Solving Proportion Word Problems:

- Set up a proportion equation based on the information in the problem
- The numerators must represent the same quantities
- The denominators must represent the same quantities

- Solve the proportion equation and report the answer

Step-by-Step:

You Have Missed 4 Questions...

Your answer should be a number!

$$x=$$

$$x=$$

Current Score: 0%

Correct Answers: 0 of 7

Wrong Answers: 0 of 3

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