Home / 3,446-5,478

Finding the Third Proportional to 3,446 and 5,478

Calculator

Solution

The third proportional to 3,446 and 5,478 is: 8,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446 : 5,478 = 5,478 : x
  2. Step 2: Convert to fraction form
    3,446/5,478 = 5,478/x
  3. Step 3: Cross multiply
    3,446x = 5,478 × 5,478
  4. Step 4: Simplify right side
    3,446x = 30,008,484
  5. Step 5: Solve for x
    x = 30,008,484/3,446
  6. Step 6: Final answer
    x = 8,708.21

Related Problems

Find third proportional to 1,723 and 2,739
Half scale
Find third proportional to 6,892 and 10,956
Double scale
Find third proportional to 3,448 and 5,481
Similar ratio
Find third proportional to 5,169 and 8,217
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.