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Finding the Fourth Proportional to 9,885.73, 14,827.95 and 3,729.57

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Solution

The fourth proportional to 9,885.73, 14,827.95 and 3,729.57 is: 5,594.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885.73 : 14,827.95 = 3,729.57 : x
  2. Step 2: Convert to fraction form
    9,885.73/14,827.95 = 3,729.57/x
  3. Step 3: Cross multiply
    9,885.73x = 14,827.95 × 3,729.57
  4. Step 4: Simplify right side
    9,885.73x = 55,301,877.48
  5. Step 5: Solve for x
    x = 55,301,877.48/9,885.73
  6. Step 6: Final answer
    x = 5,594.11

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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.