Home / 7,631.60-11,447.85-2,367.11

Finding the Fourth Proportional to 7,631.60, 11,447.85 and 2,367.11

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Solution

The fourth proportional to 7,631.60, 11,447.85 and 2,367.11 is: 3,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.60 : 11,447.85 = 2,367.11 : x
  2. Step 2: Convert to fraction form
    7,631.60/11,447.85 = 2,367.11/x
  3. Step 3: Cross multiply
    7,631.60x = 11,447.85 × 2,367.11
  4. Step 4: Simplify right side
    7,631.60x = 27,098,262.97
  5. Step 5: Solve for x
    x = 27,098,262.97/7,631.60
  6. Step 6: Final answer
    x = 3,550.80

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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.