Home / 11,171.92-16,760.03-4,245.88

Finding the Fourth Proportional to 11,171.92, 16,760.03 and 4,245.88

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Solution

The fourth proportional to 11,171.92, 16,760.03 and 4,245.88 is: 6,369.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.92 : 16,760.03 = 4,245.88 : x
  2. Step 2: Convert to fraction form
    11,171.92/16,760.03 = 4,245.88/x
  3. Step 3: Cross multiply
    11,171.92x = 16,760.03 × 4,245.88
  4. Step 4: Simplify right side
    11,171.92x = 71,161,002.99
  5. Step 5: Solve for x
    x = 71,161,002.99/11,171.92
  6. Step 6: Final answer
    x = 6,369.63

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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.