Home / 3,959.43-5,934.29-2,867.55

Finding the Fourth Proportional to 3,959.43, 5,934.29 and 2,867.55

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Solution

The fourth proportional to 3,959.43, 5,934.29 and 2,867.55 is: 4,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.43 : 5,934.29 = 2,867.55 : x
  2. Step 2: Convert to fraction form
    3,959.43/5,934.29 = 2,867.55/x
  3. Step 3: Cross multiply
    3,959.43x = 5,934.29 × 2,867.55
  4. Step 4: Simplify right side
    3,959.43x = 17,016,858.95
  5. Step 5: Solve for x
    x = 17,016,858.95/3,959.43
  6. Step 6: Final answer
    x = 4,297.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.