Home / 3,201.75-4,799.80-1,252.59

Finding the Fourth Proportional to 3,201.75, 4,799.80 and 1,252.59

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Solution

The fourth proportional to 3,201.75, 4,799.80 and 1,252.59 is: 1,877.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.75 : 4,799.80 = 1,252.59 : x
  2. Step 2: Convert to fraction form
    3,201.75/4,799.80 = 1,252.59/x
  3. Step 3: Cross multiply
    3,201.75x = 4,799.80 × 1,252.59
  4. Step 4: Simplify right side
    3,201.75x = 6,012,181.48
  5. Step 5: Solve for x
    x = 6,012,181.48/3,201.75
  6. Step 6: Final answer
    x = 1,877.78

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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.