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Finding the Fourth Proportional to 6,636.02, 9,960.17 and 3,351.41

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Solution

The fourth proportional to 6,636.02, 9,960.17 and 3,351.41 is: 5,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.02 : 9,960.17 = 3,351.41 : x
  2. Step 2: Convert to fraction form
    6,636.02/9,960.17 = 3,351.41/x
  3. Step 3: Cross multiply
    6,636.02x = 9,960.17 × 3,351.41
  4. Step 4: Simplify right side
    6,636.02x = 33,380,546.78
  5. Step 5: Solve for x
    x = 33,380,546.78/6,636.02
  6. Step 6: Final answer
    x = 5,030.21

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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.