Home / 4,140.11-5,713.94-2,568.71

Finding the Fourth Proportional to 4,140.11, 5,713.94 and 2,568.71

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Solution

The fourth proportional to 4,140.11, 5,713.94 and 2,568.71 is: 3,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.11 : 5,713.94 = 2,568.71 : x
  2. Step 2: Convert to fraction form
    4,140.11/5,713.94 = 2,568.71/x
  3. Step 3: Cross multiply
    4,140.11x = 5,713.94 × 2,568.71
  4. Step 4: Simplify right side
    4,140.11x = 14,677,454.82
  5. Step 5: Solve for x
    x = 14,677,454.82/4,140.11
  6. Step 6: Final answer
    x = 3,545.18

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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.