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Finding the Fourth Proportional to 8,508.44, 12,761.22 and 2,351

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Solution

The fourth proportional to 8,508.44, 12,761.22 and 2,351 is: 3,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.44 : 12,761.22 = 2,351 : x
  2. Step 2: Convert to fraction form
    8,508.44/12,761.22 = 2,351/x
  3. Step 3: Cross multiply
    8,508.44x = 12,761.22 × 2,351
  4. Step 4: Simplify right side
    8,508.44x = 30,001,628.22
  5. Step 5: Solve for x
    x = 30,001,628.22/8,508.44
  6. Step 6: Final answer
    x = 3,526.10

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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.