Home / 3,540.44-4,884.47-2,195.43

Finding the Fourth Proportional to 3,540.44, 4,884.47 and 2,195.43

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Solution

The fourth proportional to 3,540.44, 4,884.47 and 2,195.43 is: 3,028.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.44 : 4,884.47 = 2,195.43 : x
  2. Step 2: Convert to fraction form
    3,540.44/4,884.47 = 2,195.43/x
  3. Step 3: Cross multiply
    3,540.44x = 4,884.47 × 2,195.43
  4. Step 4: Simplify right side
    3,540.44x = 10,723,511.97
  5. Step 5: Solve for x
    x = 10,723,511.97/3,540.44
  6. Step 6: Final answer
    x = 3,028.86

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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.