Home / 9,125.30-13,687.97-2,551.47

Finding the Fourth Proportional to 9,125.30, 13,687.97 and 2,551.47

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Solution

The fourth proportional to 9,125.30, 13,687.97 and 2,551.47 is: 3,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.30 : 13,687.97 = 2,551.47 : x
  2. Step 2: Convert to fraction form
    9,125.30/13,687.97 = 2,551.47/x
  3. Step 3: Cross multiply
    9,125.30x = 13,687.97 × 2,551.47
  4. Step 4: Simplify right side
    9,125.30x = 34,924,432.06
  5. Step 5: Solve for x
    x = 34,924,432.06/9,125.30
  6. Step 6: Final answer
    x = 3,827.21

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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.