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Finding the Fourth Proportional to 8,248.28, 12,372.30 and 2,008.28

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Solution

The fourth proportional to 8,248.28, 12,372.30 and 2,008.28 is: 3,012.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.28 : 12,372.30 = 2,008.28 : x
  2. Step 2: Convert to fraction form
    8,248.28/12,372.30 = 2,008.28/x
  3. Step 3: Cross multiply
    8,248.28x = 12,372.30 × 2,008.28
  4. Step 4: Simplify right side
    8,248.28x = 24,847,042.64
  5. Step 5: Solve for x
    x = 24,847,042.64/8,248.28
  6. Step 6: Final answer
    x = 3,012.39

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1.5x scale

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.