Home / 3,932.26-5,391.35-3,862.06

Finding the Fourth Proportional to 3,932.26, 5,391.35 and 3,862.06

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Solution

The fourth proportional to 3,932.26, 5,391.35 and 3,862.06 is: 5,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.26 : 5,391.35 = 3,862.06 : x
  2. Step 2: Convert to fraction form
    3,932.26/5,391.35 = 3,862.06/x
  3. Step 3: Cross multiply
    3,932.26x = 5,391.35 × 3,862.06
  4. Step 4: Simplify right side
    3,932.26x = 20,821,717.18
  5. Step 5: Solve for x
    x = 20,821,717.18/3,932.26
  6. Step 6: Final answer
    x = 5,295.10

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.