Finding the Third Proportional to 837 and 1,254
Calculator
Solution
The third proportional to 837 and 1,254 is: 1,878.75
Step by Step Solution
- Step 1: Write the proportion equation
837 : 1,254 = 1,254 : x - Step 2: Convert to fraction form
837/1,254 = 1,254/x - Step 3: Cross multiply
837x = 1,254 × 1,254 - Step 4: Simplify right side
837x = 1,572,516 - Step 5: Solve for x
x = 1,572,516/837 - Step 6: Final answer
x = 1,878.75
Related Problems
Find third proportional to 418.50 and 627
Half scale
Find third proportional to 1,674 and 2,508
Double scale
Find third proportional to 839 and 1,257
Similar ratio
Find third proportional to 1,255.50 and 1,881
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.