Home / 3,201.52-4,799.40-1,255.12

Finding the Fourth Proportional to 3,201.52, 4,799.40 and 1,255.12

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Solution

The fourth proportional to 3,201.52, 4,799.40 and 1,255.12 is: 1,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.52 : 4,799.40 = 1,255.12 : x
  2. Step 2: Convert to fraction form
    3,201.52/4,799.40 = 1,255.12/x
  3. Step 3: Cross multiply
    3,201.52x = 4,799.40 × 1,255.12
  4. Step 4: Simplify right side
    3,201.52x = 6,023,822.93
  5. Step 5: Solve for x
    x = 6,023,822.93/3,201.52
  6. Step 6: Final answer
    x = 1,881.55

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1.5x scale

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.