Home / 3,604.48-5,401.32-2,781.52

Finding the Fourth Proportional to 3,604.48, 5,401.32 and 2,781.52

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Solution

The fourth proportional to 3,604.48, 5,401.32 and 2,781.52 is: 4,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.48 : 5,401.32 = 2,781.52 : x
  2. Step 2: Convert to fraction form
    3,604.48/5,401.32 = 2,781.52/x
  3. Step 3: Cross multiply
    3,604.48x = 5,401.32 × 2,781.52
  4. Step 4: Simplify right side
    3,604.48x = 15,023,879.61
  5. Step 5: Solve for x
    x = 15,023,879.61/3,604.48
  6. Step 6: Final answer
    x = 4,168.11

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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.