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Finding the Fourth Proportional to 1,469.96, 2,202.10 and 1,006.64

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Solution

The fourth proportional to 1,469.96, 2,202.10 and 1,006.64 is: 1,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.96 : 2,202.10 = 1,006.64 : x
  2. Step 2: Convert to fraction form
    1,469.96/2,202.10 = 1,006.64/x
  3. Step 3: Cross multiply
    1,469.96x = 2,202.10 × 1,006.64
  4. Step 4: Simplify right side
    1,469.96x = 2,216,721.94
  5. Step 5: Solve for x
    x = 2,216,721.94/1,469.96
  6. Step 6: Final answer
    x = 1,508.02

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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.