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Finding the Fourth Proportional to 6,634.38, 9,933.78 and 3,507.90

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Solution

The fourth proportional to 6,634.38, 9,933.78 and 3,507.90 is: 5,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.38 : 9,933.78 = 3,507.90 : x
  2. Step 2: Convert to fraction form
    6,634.38/9,933.78 = 3,507.90/x
  3. Step 3: Cross multiply
    6,634.38x = 9,933.78 × 3,507.90
  4. Step 4: Simplify right side
    6,634.38x = 34,846,706.86
  5. Step 5: Solve for x
    x = 34,846,706.86/6,634.38
  6. Step 6: Final answer
    x = 5,252.44

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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.