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Finding the Fourth Proportional to 7,198.01, 10,792.39 and 3,036.88

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Solution

The fourth proportional to 7,198.01, 10,792.39 and 3,036.88 is: 4,553.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.01 : 10,792.39 = 3,036.88 : x
  2. Step 2: Convert to fraction form
    7,198.01/10,792.39 = 3,036.88/x
  3. Step 3: Cross multiply
    7,198.01x = 10,792.39 × 3,036.88
  4. Step 4: Simplify right side
    7,198.01x = 32,775,124.20
  5. Step 5: Solve for x
    x = 32,775,124.20/7,198.01
  6. Step 6: Final answer
    x = 4,553.36

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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.