Home / 3,517.47-4,854.48-2,025.78

Finding the Fourth Proportional to 3,517.47, 4,854.48 and 2,025.78

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Solution

The fourth proportional to 3,517.47, 4,854.48 and 2,025.78 is: 2,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.47 : 4,854.48 = 2,025.78 : x
  2. Step 2: Convert to fraction form
    3,517.47/4,854.48 = 2,025.78/x
  3. Step 3: Cross multiply
    3,517.47x = 4,854.48 × 2,025.78
  4. Step 4: Simplify right side
    3,517.47x = 9,834,108.49
  5. Step 5: Solve for x
    x = 9,834,108.49/3,517.47
  6. Step 6: Final answer
    x = 2,795.79

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1.5x scale

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.