Home / 3,517.78-4,854.71-2,025.91

Finding the Fourth Proportional to 3,517.78, 4,854.71 and 2,025.91

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Solution

The fourth proportional to 3,517.78, 4,854.71 and 2,025.91 is: 2,795.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.78 : 4,854.71 = 2,025.91 : x
  2. Step 2: Convert to fraction form
    3,517.78/4,854.71 = 2,025.91/x
  3. Step 3: Cross multiply
    3,517.78x = 4,854.71 × 2,025.91
  4. Step 4: Simplify right side
    3,517.78x = 9,835,210.97
  5. Step 5: Solve for x
    x = 9,835,210.97/3,517.78
  6. Step 6: Final answer
    x = 2,795.86

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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.