Home / 9,691.24-14,538.12-2,765.92

Finding the Fourth Proportional to 9,691.24, 14,538.12 and 2,765.92

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Solution

The fourth proportional to 9,691.24, 14,538.12 and 2,765.92 is: 4,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.24 : 14,538.12 = 2,765.92 : x
  2. Step 2: Convert to fraction form
    9,691.24/14,538.12 = 2,765.92/x
  3. Step 3: Cross multiply
    9,691.24x = 14,538.12 × 2,765.92
  4. Step 4: Simplify right side
    9,691.24x = 40,211,276.87
  5. Step 5: Solve for x
    x = 40,211,276.87/9,691.24
  6. Step 6: Final answer
    x = 4,149.24

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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.