Home / 3,863.26-5,796.06-1,399.24

Finding the Fourth Proportional to 3,863.26, 5,796.06 and 1,399.24

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Solution

The fourth proportional to 3,863.26, 5,796.06 and 1,399.24 is: 2,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.26 : 5,796.06 = 1,399.24 : x
  2. Step 2: Convert to fraction form
    3,863.26/5,796.06 = 1,399.24/x
  3. Step 3: Cross multiply
    3,863.26x = 5,796.06 × 1,399.24
  4. Step 4: Simplify right side
    3,863.26x = 8,110,078.99
  5. Step 5: Solve for x
    x = 8,110,078.99/3,863.26
  6. Step 6: Final answer
    x = 2,099.28

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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.