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Finding the Fourth Proportional to 9,003.36, 12,425.28 and 6,204

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Solution

The fourth proportional to 9,003.36, 12,425.28 and 6,204 is: 8,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.36 : 12,425.28 = 6,204 : x
  2. Step 2: Convert to fraction form
    9,003.36/12,425.28 = 6,204/x
  3. Step 3: Cross multiply
    9,003.36x = 12,425.28 × 6,204
  4. Step 4: Simplify right side
    9,003.36x = 77,086,437.12
  5. Step 5: Solve for x
    x = 77,086,437.12/9,003.36
  6. Step 6: Final answer
    x = 8,561.96

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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.