Lesson 5: solving proportions
I Can...
...write a proportional equation that represents a real-world situation.
...solve proportional equations using various methods.
...solve proportional equations using various methods.
Words to Know
Proportion: an equation stating that two ratios or rates are equal
Cross Products: the numerator of one ratio and the denominator of the other ratio in a proportion
Cross Products: the numerator of one ratio and the denominator of the other ratio in a proportion
Examples
1. Solve Proportions
Video
Video
Tips
The cross products are equal to each other
Extra Examples
Click here for additional examples and self check quizzes
Problems of the day
1. Solve: x/0.28 = 4/1.4
2. Solve: x/6 = 20/5
2. Solve: x/6 = 20/5