Home / 3,952.14-5,454.36-2,273.61

Finding the Fourth Proportional to 3,952.14, 5,454.36 and 2,273.61

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Solution

The fourth proportional to 3,952.14, 5,454.36 and 2,273.61 is: 3,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.14 : 5,454.36 = 2,273.61 : x
  2. Step 2: Convert to fraction form
    3,952.14/5,454.36 = 2,273.61/x
  3. Step 3: Cross multiply
    3,952.14x = 5,454.36 × 2,273.61
  4. Step 4: Simplify right side
    3,952.14x = 12,401,087.44
  5. Step 5: Solve for x
    x = 12,401,087.44/3,952.14
  6. Step 6: Final answer
    x = 3,137.82

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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.