Home / 10,863.22-16,295.30-3,843.30

Finding the Fourth Proportional to 10,863.22, 16,295.30 and 3,843.30

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Solution

The fourth proportional to 10,863.22, 16,295.30 and 3,843.30 is: 5,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863.22 : 16,295.30 = 3,843.30 : x
  2. Step 2: Convert to fraction form
    10,863.22/16,295.30 = 3,843.30/x
  3. Step 3: Cross multiply
    10,863.22x = 16,295.30 × 3,843.30
  4. Step 4: Simplify right side
    10,863.22x = 62,627,670.08
  5. Step 5: Solve for x
    x = 62,627,670.08/10,863.22
  6. Step 6: Final answer
    x = 5,765.11

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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.