Home / 2,727.62-4,091.80-1,084.34

Finding the Fourth Proportional to 2,727.62, 4,091.80 and 1,084.34

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Solution

The fourth proportional to 2,727.62, 4,091.80 and 1,084.34 is: 1,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.62 : 4,091.80 = 1,084.34 : x
  2. Step 2: Convert to fraction form
    2,727.62/4,091.80 = 1,084.34/x
  3. Step 3: Cross multiply
    2,727.62x = 4,091.80 × 1,084.34
  4. Step 4: Simplify right side
    2,727.62x = 4,436,902.41
  5. Step 5: Solve for x
    x = 4,436,902.41/2,727.62
  6. Step 6: Final answer
    x = 1,626.66

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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.