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Finding the Fourth Proportional to 8,356.96, 12,536.52 and 2,512.54

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Solution

The fourth proportional to 8,356.96, 12,536.52 and 2,512.54 is: 3,769.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.96 : 12,536.52 = 2,512.54 : x
  2. Step 2: Convert to fraction form
    8,356.96/12,536.52 = 2,512.54/x
  3. Step 3: Cross multiply
    8,356.96x = 12,536.52 × 2,512.54
  4. Step 4: Simplify right side
    8,356.96x = 31,498,507.96
  5. Step 5: Solve for x
    x = 31,498,507.96/8,356.96
  6. Step 6: Final answer
    x = 3,769.13

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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.