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Finding the Fourth Proportional to 3,967.43, 5,951.97 and 1,502.19

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Solution

The fourth proportional to 3,967.43, 5,951.97 and 1,502.19 is: 2,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.43 : 5,951.97 = 1,502.19 : x
  2. Step 2: Convert to fraction form
    3,967.43/5,951.97 = 1,502.19/x
  3. Step 3: Cross multiply
    3,967.43x = 5,951.97 × 1,502.19
  4. Step 4: Simplify right side
    3,967.43x = 8,940,989.81
  5. Step 5: Solve for x
    x = 8,940,989.81/3,967.43
  6. Step 6: Final answer
    x = 2,253.60

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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.