Home / 9,723.32-14,581.92-3,147.92

Finding the Fourth Proportional to 9,723.32, 14,581.92 and 3,147.92

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Solution

The fourth proportional to 9,723.32, 14,581.92 and 3,147.92 is: 4,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.32 : 14,581.92 = 3,147.92 : x
  2. Step 2: Convert to fraction form
    9,723.32/14,581.92 = 3,147.92/x
  3. Step 3: Cross multiply
    9,723.32x = 14,581.92 × 3,147.92
  4. Step 4: Simplify right side
    9,723.32x = 45,902,717.61
  5. Step 5: Solve for x
    x = 45,902,717.61/9,723.32
  6. Step 6: Final answer
    x = 4,720.89

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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.