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Finding the Fourth Proportional to 2,694.96, 4,052.16 and 2,208.96

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Solution

The fourth proportional to 2,694.96, 4,052.16 and 2,208.96 is: 3,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.96 : 4,052.16 = 2,208.96 : x
  2. Step 2: Convert to fraction form
    2,694.96/4,052.16 = 2,208.96/x
  3. Step 3: Cross multiply
    2,694.96x = 4,052.16 × 2,208.96
  4. Step 4: Simplify right side
    2,694.96x = 8,951,059.35
  5. Step 5: Solve for x
    x = 8,951,059.35/2,694.96
  6. Step 6: Final answer
    x = 3,321.41

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1.5x scale

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.