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Finding the Fourth Proportional to 3,107.76, 4,658.04 and 2,562.32

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Solution

The fourth proportional to 3,107.76, 4,658.04 and 2,562.32 is: 3,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.76 : 4,658.04 = 2,562.32 : x
  2. Step 2: Convert to fraction form
    3,107.76/4,658.04 = 2,562.32/x
  3. Step 3: Cross multiply
    3,107.76x = 4,658.04 × 2,562.32
  4. Step 4: Simplify right side
    3,107.76x = 11,935,389.05
  5. Step 5: Solve for x
    x = 11,935,389.05/3,107.76
  6. Step 6: Final answer
    x = 3,840.51

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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.