Home / 4,020.28-5,548-2,251.92

Finding the Fourth Proportional to 4,020.28, 5,548 and 2,251.92

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Solution

The fourth proportional to 4,020.28, 5,548 and 2,251.92 is: 3,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.28 : 5,548 = 2,251.92 : x
  2. Step 2: Convert to fraction form
    4,020.28/5,548 = 2,251.92/x
  3. Step 3: Cross multiply
    4,020.28x = 5,548 × 2,251.92
  4. Step 4: Simplify right side
    4,020.28x = 12,493,652.16
  5. Step 5: Solve for x
    x = 12,493,652.16/4,020.28
  6. Step 6: Final answer
    x = 3,107.66

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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.