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Finding the Fourth Proportional to 8,099.37, 12,129.91 and 6,332

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Solution

The fourth proportional to 8,099.37, 12,129.91 and 6,332 is: 9,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.37 : 12,129.91 = 6,332 : x
  2. Step 2: Convert to fraction form
    8,099.37/12,129.91 = 6,332/x
  3. Step 3: Cross multiply
    8,099.37x = 12,129.91 × 6,332
  4. Step 4: Simplify right side
    8,099.37x = 76,806,590.12
  5. Step 5: Solve for x
    x = 76,806,590.12/8,099.37
  6. Step 6: Final answer
    x = 9,483.03

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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.