Finding the Third Proportional to 751 and 1,316
Calculator
Solution
The third proportional to 751 and 1,316 is: 2,306.07
Step by Step Solution
- Step 1: Write the proportion equation
751 : 1,316 = 1,316 : x - Step 2: Convert to fraction form
751/1,316 = 1,316/x - Step 3: Cross multiply
751x = 1,316 × 1,316 - Step 4: Simplify right side
751x = 1,731,856 - Step 5: Solve for x
x = 1,731,856/751 - Step 6: Final answer
x = 2,306.07
Related Problems
Find third proportional to 375.50 and 658
Half scale
Find third proportional to 1,502 and 2,632
Double scale
Find third proportional to 753 and 1,320
Similar ratio
Find third proportional to 1,126.50 and 1,974
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.