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Finding the Fourth Proportional to 3,937.94, 5,908.97 and 2,550.92

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Solution

The fourth proportional to 3,937.94, 5,908.97 and 2,550.92 is: 3,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.94 : 5,908.97 = 2,550.92 : x
  2. Step 2: Convert to fraction form
    3,937.94/5,908.97 = 2,550.92/x
  3. Step 3: Cross multiply
    3,937.94x = 5,908.97 × 2,550.92
  4. Step 4: Simplify right side
    3,937.94x = 15,073,267.45
  5. Step 5: Solve for x
    x = 15,073,267.45/3,937.94
  6. Step 6: Final answer
    x = 3,827.71

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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.