Finding the Third Proportional to 745 and 1,544
Calculator
Solution
The third proportional to 745 and 1,544 is: 3,199.91
Step by Step Solution
- Step 1: Write the proportion equation
745 : 1,544 = 1,544 : x - Step 2: Convert to fraction form
745/1,544 = 1,544/x - Step 3: Cross multiply
745x = 1,544 × 1,544 - Step 4: Simplify right side
745x = 2,383,936 - Step 5: Solve for x
x = 2,383,936/745 - Step 6: Final answer
x = 3,199.91
Related Problems
Find third proportional to 372.50 and 772
Half scale
Find third proportional to 1,490 and 3,088
Double scale
Find third proportional to 747 and 1,548
Similar ratio
Find third proportional to 1,117.50 and 2,316
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.