PROPORTION

Proportions

Proportions

Determining Whether Ratios Form a Proportion

Determining Whether Two Quantities are Proportional

• Tell whether x and y are proportional. 

• Compare each ratio x to y in simplest form.

Multiple Choice

Tell whether the ratios form a proportion.

$$\frac{1}{2},\ \frac{5}{10}$$  

• yes

• no

Multiple Choice

Tell whether the ratios form a proportion.

$$\frac{4}{6},\frac{18}{24}$$  

• yes

• no

Multiple Choice

Tell whether the ratios form a proportion.

$$\frac{25}{20},\frac{15}{12}$$  

• yes

• no

Multiple Choice

Tell whether the ratios form a proportion.

$$\frac{10}{3},\frac{5}{6}$$  

• yes

• no

Multiple Choice

Tell whether x and y are proportional.

• yes

• no