Home / 2,839.14-4,254.39-1,684.26

Finding the Fourth Proportional to 2,839.14, 4,254.39 and 1,684.26

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Solution

The fourth proportional to 2,839.14, 4,254.39 and 1,684.26 is: 2,523.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.14 : 4,254.39 = 1,684.26 : x
  2. Step 2: Convert to fraction form
    2,839.14/4,254.39 = 1,684.26/x
  3. Step 3: Cross multiply
    2,839.14x = 4,254.39 × 1,684.26
  4. Step 4: Simplify right side
    2,839.14x = 7,165,498.90
  5. Step 5: Solve for x
    x = 7,165,498.90/2,839.14
  6. Step 6: Final answer
    x = 2,523.83

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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.