Finding the Third Proportional to 797 and 1,758
Calculator
Solution
The third proportional to 797 and 1,758 is: 3,877.75
Step by Step Solution
- Step 1: Write the proportion equation
797 : 1,758 = 1,758 : x - Step 2: Convert to fraction form
797/1,758 = 1,758/x - Step 3: Cross multiply
797x = 1,758 × 1,758 - Step 4: Simplify right side
797x = 3,090,564 - Step 5: Solve for x
x = 3,090,564/797 - Step 6: Final answer
x = 3,877.75
Related Problems
Find third proportional to 398.50 and 879
Half scale
Find third proportional to 1,594 and 3,516
Double scale
Find third proportional to 799 and 1,762
Similar ratio
Find third proportional to 1,195.50 and 2,637
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.