Proportion Word Problems

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you set up a proportion to solve a word problem?

Back

Identify the two ratios involved in the problem and set them equal to each other.

Front

If 4 shirts cost $36, what is the cost of 1 shirt?

Back

$9.00

Front

If 3 pounds of apples cost $0.90, how much does 1 pound cost?

Back

$0.30

Front

What is the formula to find the total cost based on unit price?

Back

Total Cost = Unit Price × Quantity.

Front

If you can buy 4 bulbs for $8, how much would 16 bulbs cost?

Back

$32.00

Front

How do you find the missing value in a proportion?

Back

Cross-multiply and solve for the missing value.

Front

If 8 quizzes are taken in 2 weeks, how many quizzes are taken in 1 week?

Back

4 quizzes.

Front

What is the relationship between the number of weeks and the number of recipes learned if Farah learned 15 recipes in 3 weeks?

Back

The number of recipes learned is directly proportional to the number of weeks.

Front

If 10 pounds of apples cost $3.00, how much do 5 pounds cost?

Back

$1.50.