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Finding the Fourth Proportional to 8,441.44, 12,662.02 and 3,248.44

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Solution

The fourth proportional to 8,441.44, 12,662.02 and 3,248.44 is: 4,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.44 : 12,662.02 = 3,248.44 : x
  2. Step 2: Convert to fraction form
    8,441.44/12,662.02 = 3,248.44/x
  3. Step 3: Cross multiply
    8,441.44x = 12,662.02 × 3,248.44
  4. Step 4: Simplify right side
    8,441.44x = 41,131,812.25
  5. Step 5: Solve for x
    x = 41,131,812.25/8,441.44
  6. Step 6: Final answer
    x = 4,872.61

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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.