Home / 3,961.16-5,939.73-1,327.73

Finding the Fourth Proportional to 3,961.16, 5,939.73 and 1,327.73

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Solution

The fourth proportional to 3,961.16, 5,939.73 and 1,327.73 is: 1,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.16 : 5,939.73 = 1,327.73 : x
  2. Step 2: Convert to fraction form
    3,961.16/5,939.73 = 1,327.73/x
  3. Step 3: Cross multiply
    3,961.16x = 5,939.73 × 1,327.73
  4. Step 4: Simplify right side
    3,961.16x = 7,886,357.71
  5. Step 5: Solve for x
    x = 7,886,357.71/3,961.16
  6. Step 6: Final answer
    x = 1,990.92

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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.