Home / 4,401.68-6,076.95-3,909.61

Finding the Fourth Proportional to 4,401.68, 6,076.95 and 3,909.61

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Solution

The fourth proportional to 4,401.68, 6,076.95 and 3,909.61 is: 5,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.68 : 6,076.95 = 3,909.61 : x
  2. Step 2: Convert to fraction form
    4,401.68/6,076.95 = 3,909.61/x
  3. Step 3: Cross multiply
    4,401.68x = 6,076.95 × 3,909.61
  4. Step 4: Simplify right side
    4,401.68x = 23,758,489.30
  5. Step 5: Solve for x
    x = 23,758,489.30/4,401.68
  6. Step 6: Final answer
    x = 5,397.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.