Home / 11,229.22-16,843.22-3,438.03

Finding the Fourth Proportional to 11,229.22, 16,843.22 and 3,438.03

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Solution

The fourth proportional to 11,229.22, 16,843.22 and 3,438.03 is: 5,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.22 : 16,843.22 = 3,438.03 : x
  2. Step 2: Convert to fraction form
    11,229.22/16,843.22 = 3,438.03/x
  3. Step 3: Cross multiply
    11,229.22x = 16,843.22 × 3,438.03
  4. Step 4: Simplify right side
    11,229.22x = 57,907,495.66
  5. Step 5: Solve for x
    x = 57,907,495.66/11,229.22
  6. Step 6: Final answer
    x = 5,156.86

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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.