Home / 10,198.22-15,301.17-6,942.02

Finding the Fourth Proportional to 10,198.22, 15,301.17 and 6,942.02

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Solution

The fourth proportional to 10,198.22, 15,301.17 and 6,942.02 is: 10,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.22 : 15,301.17 = 6,942.02 : x
  2. Step 2: Convert to fraction form
    10,198.22/15,301.17 = 6,942.02/x
  3. Step 3: Cross multiply
    10,198.22x = 15,301.17 × 6,942.02
  4. Step 4: Simplify right side
    10,198.22x = 106,220,951.66
  5. Step 5: Solve for x
    x = 106,220,951.66/10,198.22
  6. Step 6: Final answer
    x = 10,415.64

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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.