Solve Proportions Word Problems
Exponents are supported on variables using the ^ (caret) symbol. Note: exponents must be positive integers, no negatives, decimals, or variables.
Exponents may not be placed on numbers, brackets, or parentheses.
On Thanksgiving, you'll be serving rice to 25 people. Because the ratio of 2 parts water and 1 part dry rice applies to cooking 25 servings of rice, use a proportion to determine the quantity of ingredients.
If we represent the constant by k, then we can get the equation: \(\frac\) = k or y = kx where k ≠ 0.
The relative size of two quantities expressed as the quotient of one divided by the other is the ratio. Learn more about ratios, proportions and equivalent ratios using the resources on this page.
The following diagrams show the formulas and graphs for directly proportional and inversely proportional problems. There are many situations in our daily lives that involve direct proportion.
For example, a worker may be paid according to the number of hours he worked.