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Finding the Fourth Proportional to 3,740.87, 5,162.18 and 2,061.94

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Solution

The fourth proportional to 3,740.87, 5,162.18 and 2,061.94 is: 2,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.87 : 5,162.18 = 2,061.94 : x
  2. Step 2: Convert to fraction form
    3,740.87/5,162.18 = 2,061.94/x
  3. Step 3: Cross multiply
    3,740.87x = 5,162.18 × 2,061.94
  4. Step 4: Simplify right side
    3,740.87x = 10,644,082.21
  5. Step 5: Solve for x
    x = 10,644,082.21/3,740.87
  6. Step 6: Final answer
    x = 2,845.35

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