Home / 3,952.47-5,454.66-2,273.88

Finding the Fourth Proportional to 3,952.47, 5,454.66 and 2,273.88

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Solution

The fourth proportional to 3,952.47, 5,454.66 and 2,273.88 is: 3,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.47 : 5,454.66 = 2,273.88 : x
  2. Step 2: Convert to fraction form
    3,952.47/5,454.66 = 2,273.88/x
  3. Step 3: Cross multiply
    3,952.47x = 5,454.66 × 2,273.88
  4. Step 4: Simplify right side
    3,952.47x = 12,403,242.28
  5. Step 5: Solve for x
    x = 12,403,242.28/3,952.47
  6. Step 6: Final answer
    x = 3,138.10

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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.