Home / 2,489.26-3,733.93-1,028.06

Finding the Fourth Proportional to 2,489.26, 3,733.93 and 1,028.06

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Solution

The fourth proportional to 2,489.26, 3,733.93 and 1,028.06 is: 1,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.26 : 3,733.93 = 1,028.06 : x
  2. Step 2: Convert to fraction form
    2,489.26/3,733.93 = 1,028.06/x
  3. Step 3: Cross multiply
    2,489.26x = 3,733.93 × 1,028.06
  4. Step 4: Simplify right side
    2,489.26x = 3,838,704.08
  5. Step 5: Solve for x
    x = 3,838,704.08/2,489.26
  6. Step 6: Final answer
    x = 1,542.11

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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.