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Finding the Fourth Proportional to 5,493.76, 8,241.85 and 3,027.31

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Solution

The fourth proportional to 5,493.76, 8,241.85 and 3,027.31 is: 4,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.76 : 8,241.85 = 3,027.31 : x
  2. Step 2: Convert to fraction form
    5,493.76/8,241.85 = 3,027.31/x
  3. Step 3: Cross multiply
    5,493.76x = 8,241.85 × 3,027.31
  4. Step 4: Simplify right side
    5,493.76x = 24,950,634.92
  5. Step 5: Solve for x
    x = 24,950,634.92/5,493.76
  6. Step 6: Final answer
    x = 4,541.63

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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.