Home / 9,723.20-14,587.11-3,149.38

Finding the Fourth Proportional to 9,723.20, 14,587.11 and 3,149.38

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Solution

The fourth proportional to 9,723.20, 14,587.11 and 3,149.38 is: 4,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.20 : 14,587.11 = 3,149.38 : x
  2. Step 2: Convert to fraction form
    9,723.20/14,587.11 = 3,149.38/x
  3. Step 3: Cross multiply
    9,723.20x = 14,587.11 × 3,149.38
  4. Step 4: Simplify right side
    9,723.20x = 45,940,352.49
  5. Step 5: Solve for x
    x = 45,940,352.49/9,723.20
  6. Step 6: Final answer
    x = 4,724.82

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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.