Home / 9,291.17-13,938.20-3,049.76

Finding the Fourth Proportional to 9,291.17, 13,938.20 and 3,049.76

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Solution

The fourth proportional to 9,291.17, 13,938.20 and 3,049.76 is: 4,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.17 : 13,938.20 = 3,049.76 : x
  2. Step 2: Convert to fraction form
    9,291.17/13,938.20 = 3,049.76/x
  3. Step 3: Cross multiply
    9,291.17x = 13,938.20 × 3,049.76
  4. Step 4: Simplify right side
    9,291.17x = 42,508,207.30
  5. Step 5: Solve for x
    x = 42,508,207.30/9,291.17
  6. Step 6: Final answer
    x = 4,575.12

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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.