Home / 3,639.88-5,023.04-2,067.97

Finding the Fourth Proportional to 3,639.88, 5,023.04 and 2,067.97

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Solution

The fourth proportional to 3,639.88, 5,023.04 and 2,067.97 is: 2,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.88 : 5,023.04 = 2,067.97 : x
  2. Step 2: Convert to fraction form
    3,639.88/5,023.04 = 2,067.97/x
  3. Step 3: Cross multiply
    3,639.88x = 5,023.04 × 2,067.97
  4. Step 4: Simplify right side
    3,639.88x = 10,387,496.03
  5. Step 5: Solve for x
    x = 10,387,496.03/3,639.88
  6. Step 6: Final answer
    x = 2,853.80

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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.