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Finding the Fourth Proportional to 6,760.52, 10,116.11 and 3,988.52

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Solution

The fourth proportional to 6,760.52, 10,116.11 and 3,988.52 is: 5,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.52 : 10,116.11 = 3,988.52 : x
  2. Step 2: Convert to fraction form
    6,760.52/10,116.11 = 3,988.52/x
  3. Step 3: Cross multiply
    6,760.52x = 10,116.11 × 3,988.52
  4. Step 4: Simplify right side
    6,760.52x = 40,348,266.45
  5. Step 5: Solve for x
    x = 40,348,266.45/6,760.52
  6. Step 6: Final answer
    x = 5,968.22

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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.