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Finding the Fourth Proportional to 2,267.48, 3,399.17 and 806.29

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Solution

The fourth proportional to 2,267.48, 3,399.17 and 806.29 is: 1,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.48 : 3,399.17 = 806.29 : x
  2. Step 2: Convert to fraction form
    2,267.48/3,399.17 = 806.29/x
  3. Step 3: Cross multiply
    2,267.48x = 3,399.17 × 806.29
  4. Step 4: Simplify right side
    2,267.48x = 2,740,717.00
  5. Step 5: Solve for x
    x = 2,740,717.00/2,267.48
  6. Step 6: Final answer
    x = 1,208.70

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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.