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Finding the Fourth Proportional to 5,393.97, 8,084.88 and 2,754.09

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Solution

The fourth proportional to 5,393.97, 8,084.88 and 2,754.09 is: 4,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.97 : 8,084.88 = 2,754.09 : x
  2. Step 2: Convert to fraction form
    5,393.97/8,084.88 = 2,754.09/x
  3. Step 3: Cross multiply
    5,393.97x = 8,084.88 × 2,754.09
  4. Step 4: Simplify right side
    5,393.97x = 22,266,487.16
  5. Step 5: Solve for x
    x = 22,266,487.16/5,393.97
  6. Step 6: Final answer
    x = 4,128.03

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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.