Home / 3,961.26-5,943.21-1,329.02

Finding the Fourth Proportional to 3,961.26, 5,943.21 and 1,329.02

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Solution

The fourth proportional to 3,961.26, 5,943.21 and 1,329.02 is: 1,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.26 : 5,943.21 = 1,329.02 : x
  2. Step 2: Convert to fraction form
    3,961.26/5,943.21 = 1,329.02/x
  3. Step 3: Cross multiply
    3,961.26x = 5,943.21 × 1,329.02
  4. Step 4: Simplify right side
    3,961.26x = 7,898,654.83
  5. Step 5: Solve for x
    x = 7,898,654.83/3,961.26
  6. Step 6: Final answer
    x = 1,993.98

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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.