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Finding the Fourth Proportional to 8,324.34, 12,487.68 and 2,700.10

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Solution

The fourth proportional to 8,324.34, 12,487.68 and 2,700.10 is: 4,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.34 : 12,487.68 = 2,700.10 : x
  2. Step 2: Convert to fraction form
    8,324.34/12,487.68 = 2,700.10/x
  3. Step 3: Cross multiply
    8,324.34x = 12,487.68 × 2,700.10
  4. Step 4: Simplify right side
    8,324.34x = 33,717,984.77
  5. Step 5: Solve for x
    x = 33,717,984.77/8,324.34
  6. Step 6: Final answer
    x = 4,050.53

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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.