Home / 11,217.38-16,832.21-5,373.99

Finding the Fourth Proportional to 11,217.38, 16,832.21 and 5,373.99

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Solution

The fourth proportional to 11,217.38, 16,832.21 and 5,373.99 is: 8,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.38 : 16,832.21 = 5,373.99 : x
  2. Step 2: Convert to fraction form
    11,217.38/16,832.21 = 5,373.99/x
  3. Step 3: Cross multiply
    11,217.38x = 16,832.21 × 5,373.99
  4. Step 4: Simplify right side
    11,217.38x = 90,456,101.35
  5. Step 5: Solve for x
    x = 90,456,101.35/11,217.38
  6. Step 6: Final answer
    x = 8,063.93

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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.