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Finding the Fourth Proportional to 6,874.52, 10,293.33 and 5,656.64

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Solution

The fourth proportional to 6,874.52, 10,293.33 and 5,656.64 is: 8,469.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.52 : 10,293.33 = 5,656.64 : x
  2. Step 2: Convert to fraction form
    6,874.52/10,293.33 = 5,656.64/x
  3. Step 3: Cross multiply
    6,874.52x = 10,293.33 × 5,656.64
  4. Step 4: Simplify right side
    6,874.52x = 58,225,600.14
  5. Step 5: Solve for x
    x = 58,225,600.14/6,874.52
  6. Step 6: Final answer
    x = 8,469.77

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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.