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Finding the Fourth Proportional to 6,608.44, 9,910.14 and 2,165.01

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Solution

The fourth proportional to 6,608.44, 9,910.14 and 2,165.01 is: 3,246.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.44 : 9,910.14 = 2,165.01 : x
  2. Step 2: Convert to fraction form
    6,608.44/9,910.14 = 2,165.01/x
  3. Step 3: Cross multiply
    6,608.44x = 9,910.14 × 2,165.01
  4. Step 4: Simplify right side
    6,608.44x = 21,455,552.20
  5. Step 5: Solve for x
    x = 21,455,552.20/6,608.44
  6. Step 6: Final answer
    x = 3,246.69

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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.