Home / 3,932.97-5,894.60-1,985.73

Finding the Fourth Proportional to 3,932.97, 5,894.60 and 1,985.73

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Solution

The fourth proportional to 3,932.97, 5,894.60 and 1,985.73 is: 2,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.97 : 5,894.60 = 1,985.73 : x
  2. Step 2: Convert to fraction form
    3,932.97/5,894.60 = 1,985.73/x
  3. Step 3: Cross multiply
    3,932.97x = 5,894.60 × 1,985.73
  4. Step 4: Simplify right side
    3,932.97x = 11,705,074.13
  5. Step 5: Solve for x
    x = 11,705,074.13/3,932.97
  6. Step 6: Final answer
    x = 2,976.14

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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.