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Finding the Fourth Proportional to 8,851.02, 13,264.11 and 6,993.96

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Solution

The fourth proportional to 8,851.02, 13,264.11 and 6,993.96 is: 10,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.02 : 13,264.11 = 6,993.96 : x
  2. Step 2: Convert to fraction form
    8,851.02/13,264.11 = 6,993.96/x
  3. Step 3: Cross multiply
    8,851.02x = 13,264.11 × 6,993.96
  4. Step 4: Simplify right side
    8,851.02x = 92,768,654.78
  5. Step 5: Solve for x
    x = 92,768,654.78/8,851.02
  6. Step 6: Final answer
    x = 10,481.13

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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.