Home / 3,952.29-5,454.42-2,625.11

Finding the Fourth Proportional to 3,952.29, 5,454.42 and 2,625.11

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Solution

The fourth proportional to 3,952.29, 5,454.42 and 2,625.11 is: 3,622.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.29 : 5,454.42 = 2,625.11 : x
  2. Step 2: Convert to fraction form
    3,952.29/5,454.42 = 2,625.11/x
  3. Step 3: Cross multiply
    3,952.29x = 5,454.42 × 2,625.11
  4. Step 4: Simplify right side
    3,952.29x = 14,318,425.21
  5. Step 5: Solve for x
    x = 14,318,425.21/3,952.29
  6. Step 6: Final answer
    x = 3,622.82

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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.