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Finding the Fourth Proportional to 8,847, 13,261.58 and 5,562.44

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Solution

The fourth proportional to 8,847, 13,261.58 and 5,562.44 is: 8,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847 : 13,261.58 = 5,562.44 : x
  2. Step 2: Convert to fraction form
    8,847/13,261.58 = 5,562.44/x
  3. Step 3: Cross multiply
    8,847x = 13,261.58 × 5,562.44
  4. Step 4: Simplify right side
    8,847x = 73,766,743.06
  5. Step 5: Solve for x
    x = 73,766,743.06/8,847
  6. Step 6: Final answer
    x = 8,338.05

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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.