Home / 3,531.75-4,873.92-1,959.95

Finding the Fourth Proportional to 3,531.75, 4,873.92 and 1,959.95

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Solution

The fourth proportional to 3,531.75, 4,873.92 and 1,959.95 is: 2,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.75 : 4,873.92 = 1,959.95 : x
  2. Step 2: Convert to fraction form
    3,531.75/4,873.92 = 1,959.95/x
  3. Step 3: Cross multiply
    3,531.75x = 4,873.92 × 1,959.95
  4. Step 4: Simplify right side
    3,531.75x = 9,552,615.13
  5. Step 5: Solve for x
    x = 9,552,615.13/3,531.75
  6. Step 6: Final answer
    x = 2,704.78

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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.