Home / 3,836.26-5,754.11-2,187.64

Finding the Fourth Proportional to 3,836.26, 5,754.11 and 2,187.64

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Solution

The fourth proportional to 3,836.26, 5,754.11 and 2,187.64 is: 3,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.26 : 5,754.11 = 2,187.64 : x
  2. Step 2: Convert to fraction form
    3,836.26/5,754.11 = 2,187.64/x
  3. Step 3: Cross multiply
    3,836.26x = 5,754.11 × 2,187.64
  4. Step 4: Simplify right side
    3,836.26x = 12,587,892.43
  5. Step 5: Solve for x
    x = 12,587,892.43/3,836.26
  6. Step 6: Final answer
    x = 3,281.30

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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.