Finding the Third Proportional to 755 and 1,354
Calculator
Solution
The third proportional to 755 and 1,354 is: 2,428.23
Step by Step Solution
- Step 1: Write the proportion equation
755 : 1,354 = 1,354 : x - Step 2: Convert to fraction form
755/1,354 = 1,354/x - Step 3: Cross multiply
755x = 1,354 × 1,354 - Step 4: Simplify right side
755x = 1,833,316 - Step 5: Solve for x
x = 1,833,316/755 - Step 6: Final answer
x = 2,428.23
Related Problems
Find third proportional to 377.50 and 677
Half scale
Find third proportional to 1,510 and 2,708
Double scale
Find third proportional to 757 and 1,358
Similar ratio
Find third proportional to 1,132.50 and 2,031
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.79) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.