Home / 3,730.41-5,149.80-2,404.85

Finding the Fourth Proportional to 3,730.41, 5,149.80 and 2,404.85

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Solution

The fourth proportional to 3,730.41, 5,149.80 and 2,404.85 is: 3,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.41 : 5,149.80 = 2,404.85 : x
  2. Step 2: Convert to fraction form
    3,730.41/5,149.80 = 2,404.85/x
  3. Step 3: Cross multiply
    3,730.41x = 5,149.80 × 2,404.85
  4. Step 4: Simplify right side
    3,730.41x = 12,384,470.78
  5. Step 5: Solve for x
    x = 12,384,470.78/3,730.41
  6. Step 6: Final answer
    x = 3,319.87

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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.