Proportions

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Solve for x

• x = 19.6

• x = 5/98

• x = 101/5

Solve for x 

• x = 6
• x = 25
• x = 28
• x = 17

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

What is a proportion?

• When two ratios can be simplified
• When two ratios are equivalent and show the same value
• When two ratios have the exact same numbers
• When two ratios can be multiplied by 2

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

• 8
• 15
• 40
• 29

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Explain your answer.

• 1

• 3

• 9

• 8