Home / 4,140.10-5,713.38-2,251.69

Finding the Fourth Proportional to 4,140.10, 5,713.38 and 2,251.69

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Solution

The fourth proportional to 4,140.10, 5,713.38 and 2,251.69 is: 3,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.10 : 5,713.38 = 2,251.69 : x
  2. Step 2: Convert to fraction form
    4,140.10/5,713.38 = 2,251.69/x
  3. Step 3: Cross multiply
    4,140.10x = 5,713.38 × 2,251.69
  4. Step 4: Simplify right side
    4,140.10x = 12,864,760.61
  5. Step 5: Solve for x
    x = 12,864,760.61/4,140.10
  6. Step 6: Final answer
    x = 3,107.36

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Half scale
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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.