Home / 3,332.40-4,989.61-2,550.61

Finding the Fourth Proportional to 3,332.40, 4,989.61 and 2,550.61

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Solution

The fourth proportional to 3,332.40, 4,989.61 and 2,550.61 is: 3,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.40 : 4,989.61 = 2,550.61 : x
  2. Step 2: Convert to fraction form
    3,332.40/4,989.61 = 2,550.61/x
  3. Step 3: Cross multiply
    3,332.40x = 4,989.61 × 2,550.61
  4. Step 4: Simplify right side
    3,332.40x = 12,726,549.16
  5. Step 5: Solve for x
    x = 12,726,549.16/3,332.40
  6. Step 6: Final answer
    x = 3,819.03

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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.