Home / 11,327.24-16,997.16-4,311.92

Finding the Fourth Proportional to 11,327.24, 16,997.16 and 4,311.92

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Solution

The fourth proportional to 11,327.24, 16,997.16 and 4,311.92 is: 6,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.24 : 16,997.16 = 4,311.92 : x
  2. Step 2: Convert to fraction form
    11,327.24/16,997.16 = 4,311.92/x
  3. Step 3: Cross multiply
    11,327.24x = 16,997.16 × 4,311.92
  4. Step 4: Simplify right side
    11,327.24x = 73,290,394.15
  5. Step 5: Solve for x
    x = 73,290,394.15/11,327.24
  6. Step 6: Final answer
    x = 6,470.28

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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.