Proportions or Means Situations

Find the missing value in the proportion: $$\frac{6}{9}=\frac{x}{12}$$

Find x in the following proportion: $$\frac{x}{15}=\frac{3}{5}$$

Find x in the following proportion: $$\frac{6}{x}=\frac{8}{18}$$

Find x in the following proportion: $$\frac{5}{24}=\frac{10}{x}$$

The relationship between two quantities where one quantity is a constant multiple of the other quantity.

Which of the following situations is proportional?

when two quantities always have the same size in relation to each other

Determine if the following pairs of quantities are proportional: $$(2, 3), (4, 6), (6, 9)$$ .

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Determine if the following pairs of quantities are proportional: (2, 3), (4, 6), (6, 9).