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Finding the Fourth Proportional to 9,676.56, 14,517.24 and 2,751

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Solution

The fourth proportional to 9,676.56, 14,517.24 and 2,751 is: 4,127.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.56 : 14,517.24 = 2,751 : x
  2. Step 2: Convert to fraction form
    9,676.56/14,517.24 = 2,751/x
  3. Step 3: Cross multiply
    9,676.56x = 14,517.24 × 2,751
  4. Step 4: Simplify right side
    9,676.56x = 39,936,927.24
  5. Step 5: Solve for x
    x = 39,936,927.24/9,676.56
  6. Step 6: Final answer
    x = 4,127.18

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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.