Home / 3,201.82-4,805.46-1,255.39

Finding the Fourth Proportional to 3,201.82, 4,805.46 and 1,255.39

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Solution

The fourth proportional to 3,201.82, 4,805.46 and 1,255.39 is: 1,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.82 : 4,805.46 = 1,255.39 : x
  2. Step 2: Convert to fraction form
    3,201.82/4,805.46 = 1,255.39/x
  3. Step 3: Cross multiply
    3,201.82x = 4,805.46 × 1,255.39
  4. Step 4: Simplify right side
    3,201.82x = 6,032,726.43
  5. Step 5: Solve for x
    x = 6,032,726.43/3,201.82
  6. Step 6: Final answer
    x = 1,884.16

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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.