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Finding the Fourth Proportional to 8,099.92, 11,177.22 and 4,564

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Solution

The fourth proportional to 8,099.92, 11,177.22 and 4,564 is: 6,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.92 : 11,177.22 = 4,564 : x
  2. Step 2: Convert to fraction form
    8,099.92/11,177.22 = 4,564/x
  3. Step 3: Cross multiply
    8,099.92x = 11,177.22 × 4,564
  4. Step 4: Simplify right side
    8,099.92x = 51,012,832.08
  5. Step 5: Solve for x
    x = 51,012,832.08/8,099.92
  6. Step 6: Final answer
    x = 6,297.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.