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Finding the Fourth Proportional to 7,079.44, 10,619.04 and 2,398.44

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Solution

The fourth proportional to 7,079.44, 10,619.04 and 2,398.44 is: 3,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.44 : 10,619.04 = 2,398.44 : x
  2. Step 2: Convert to fraction form
    7,079.44/10,619.04 = 2,398.44/x
  3. Step 3: Cross multiply
    7,079.44x = 10,619.04 × 2,398.44
  4. Step 4: Simplify right side
    7,079.44x = 25,469,130.30
  5. Step 5: Solve for x
    x = 25,469,130.30/7,079.44
  6. Step 6: Final answer
    x = 3,597.62

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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.