Home / 3,961.54-5,939.88-1,767.25

Finding the Fourth Proportional to 3,961.54, 5,939.88 and 1,767.25

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Solution

The fourth proportional to 3,961.54, 5,939.88 and 1,767.25 is: 2,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.54 : 5,939.88 = 1,767.25 : x
  2. Step 2: Convert to fraction form
    3,961.54/5,939.88 = 1,767.25/x
  3. Step 3: Cross multiply
    3,961.54x = 5,939.88 × 1,767.25
  4. Step 4: Simplify right side
    3,961.54x = 10,497,252.93
  5. Step 5: Solve for x
    x = 10,497,252.93/3,961.54
  6. Step 6: Final answer
    x = 2,649.79

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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.