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Finding the Fourth Proportional to 9,925, 14,892.05 and 4,304.39

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Solution

The fourth proportional to 9,925, 14,892.05 and 4,304.39 is: 6,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925 : 14,892.05 = 4,304.39 : x
  2. Step 2: Convert to fraction form
    9,925/14,892.05 = 4,304.39/x
  3. Step 3: Cross multiply
    9,925x = 14,892.05 × 4,304.39
  4. Step 4: Simplify right side
    9,925x = 64,101,169.58
  5. Step 5: Solve for x
    x = 64,101,169.58/9,925
  6. Step 6: Final answer
    x = 6,458.56

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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.