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Finding the Fourth Proportional to 8,796.17, 13,202.02 and 4,118.69

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Solution

The fourth proportional to 8,796.17, 13,202.02 and 4,118.69 is: 6,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.17 : 13,202.02 = 4,118.69 : x
  2. Step 2: Convert to fraction form
    8,796.17/13,202.02 = 4,118.69/x
  3. Step 3: Cross multiply
    8,796.17x = 13,202.02 × 4,118.69
  4. Step 4: Simplify right side
    8,796.17x = 54,375,027.75
  5. Step 5: Solve for x
    x = 54,375,027.75/8,796.17
  6. Step 6: Final answer
    x = 6,181.67

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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.