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Finding the Fourth Proportional to 6,351.92, 8,765.96 and 3,833.99

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Solution

The fourth proportional to 6,351.92, 8,765.96 and 3,833.99 is: 5,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.92 : 8,765.96 = 3,833.99 : x
  2. Step 2: Convert to fraction form
    6,351.92/8,765.96 = 3,833.99/x
  3. Step 3: Cross multiply
    6,351.92x = 8,765.96 × 3,833.99
  4. Step 4: Simplify right side
    6,351.92x = 33,608,612.57
  5. Step 5: Solve for x
    x = 33,608,612.57/6,351.92
  6. Step 6: Final answer
    x = 5,291.10

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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.