Home / 3,825.36-5,738.04-1,228.52

Finding the Fourth Proportional to 3,825.36, 5,738.04 and 1,228.52

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Solution

The fourth proportional to 3,825.36, 5,738.04 and 1,228.52 is: 1,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.36 : 5,738.04 = 1,228.52 : x
  2. Step 2: Convert to fraction form
    3,825.36/5,738.04 = 1,228.52/x
  3. Step 3: Cross multiply
    3,825.36x = 5,738.04 × 1,228.52
  4. Step 4: Simplify right side
    3,825.36x = 7,049,296.90
  5. Step 5: Solve for x
    x = 7,049,296.90/3,825.36
  6. Step 6: Final answer
    x = 1,842.78

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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.