Home / 3,863.03-5,331.24-3,723.62

Finding the Fourth Proportional to 3,863.03, 5,331.24 and 3,723.62

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Solution

The fourth proportional to 3,863.03, 5,331.24 and 3,723.62 is: 5,138.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.03 : 5,331.24 = 3,723.62 : x
  2. Step 2: Convert to fraction form
    3,863.03/5,331.24 = 3,723.62/x
  3. Step 3: Cross multiply
    3,863.03x = 5,331.24 × 3,723.62
  4. Step 4: Simplify right side
    3,863.03x = 19,851,485.23
  5. Step 5: Solve for x
    x = 19,851,485.23/3,863.03
  6. Step 6: Final answer
    x = 5,138.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.