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Finding the Fourth Proportional to 3,956.92, 5,461.64 and 2,463.96

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Solution

The fourth proportional to 3,956.92, 5,461.64 and 2,463.96 is: 3,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.92 : 5,461.64 = 2,463.96 : x
  2. Step 2: Convert to fraction form
    3,956.92/5,461.64 = 2,463.96/x
  3. Step 3: Cross multiply
    3,956.92x = 5,461.64 × 2,463.96
  4. Step 4: Simplify right side
    3,956.92x = 13,457,262.49
  5. Step 5: Solve for x
    x = 13,457,262.49/3,956.92
  6. Step 6: Final answer
    x = 3,400.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.