Home / 9,930.56-14,901.08-4,387.73

Finding the Fourth Proportional to 9,930.56, 14,901.08 and 4,387.73

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Solution

The fourth proportional to 9,930.56, 14,901.08 and 4,387.73 is: 6,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.56 : 14,901.08 = 4,387.73 : x
  2. Step 2: Convert to fraction form
    9,930.56/14,901.08 = 4,387.73/x
  3. Step 3: Cross multiply
    9,930.56x = 14,901.08 × 4,387.73
  4. Step 4: Simplify right side
    9,930.56x = 65,381,819.30
  5. Step 5: Solve for x
    x = 65,381,819.30/9,930.56
  6. Step 6: Final answer
    x = 6,583.90

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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.