Finding the Third Proportional to 767 and 1,656
Calculator
Solution
The third proportional to 767 and 1,656 is: 3,575.41
Step by Step Solution
- Step 1: Write the proportion equation
767 : 1,656 = 1,656 : x - Step 2: Convert to fraction form
767/1,656 = 1,656/x - Step 3: Cross multiply
767x = 1,656 × 1,656 - Step 4: Simplify right side
767x = 2,742,336 - Step 5: Solve for x
x = 2,742,336/767 - Step 6: Final answer
x = 3,575.41
Related Problems
Find third proportional to 383.50 and 828
Half scale
Find third proportional to 1,534 and 3,312
Double scale
Find third proportional to 769 and 1,660
Similar ratio
Find third proportional to 1,150.50 and 2,484
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.