Home / 2,284.26-3,425.09-724.66

Finding the Fourth Proportional to 2,284.26, 3,425.09 and 724.66

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Solution

The fourth proportional to 2,284.26, 3,425.09 and 724.66 is: 1,086.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.26 : 3,425.09 = 724.66 : x
  2. Step 2: Convert to fraction form
    2,284.26/3,425.09 = 724.66/x
  3. Step 3: Cross multiply
    2,284.26x = 3,425.09 × 724.66
  4. Step 4: Simplify right side
    2,284.26x = 2,482,025.72
  5. Step 5: Solve for x
    x = 2,482,025.72/2,284.26
  6. Step 6: Final answer
    x = 1,086.58

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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.