Finding the Third Proportional to 788 and 1,716
Calculator
Solution
The third proportional to 788 and 1,716 is: 3,736.87
Step by Step Solution
- Step 1: Write the proportion equation
788 : 1,716 = 1,716 : x - Step 2: Convert to fraction form
788/1,716 = 1,716/x - Step 3: Cross multiply
788x = 1,716 × 1,716 - Step 4: Simplify right side
788x = 2,944,656 - Step 5: Solve for x
x = 2,944,656/788 - Step 6: Final answer
x = 3,736.87
Related Problems
Find third proportional to 394 and 858
Half scale
Find third proportional to 1,576 and 3,432
Double scale
Find third proportional to 790 and 1,720
Similar ratio
Find third proportional to 1,182 and 2,574
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.