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Finding the Fourth Proportional to 5,893.12, 8,132.16 and 3,375.64

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Solution

The fourth proportional to 5,893.12, 8,132.16 and 3,375.64 is: 4,658.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,893.12 : 8,132.16 = 3,375.64 : x
  2. Step 2: Convert to fraction form
    5,893.12/8,132.16 = 3,375.64/x
  3. Step 3: Cross multiply
    5,893.12x = 8,132.16 × 3,375.64
  4. Step 4: Simplify right side
    5,893.12x = 27,451,244.58
  5. Step 5: Solve for x
    x = 27,451,244.58/5,893.12
  6. Step 6: Final answer
    x = 4,658.19

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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.