Home / 2,552.88-3,831.15-1,255.26

Finding the Fourth Proportional to 2,552.88, 3,831.15 and 1,255.26

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Solution

The fourth proportional to 2,552.88, 3,831.15 and 1,255.26 is: 1,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.88 : 3,831.15 = 1,255.26 : x
  2. Step 2: Convert to fraction form
    2,552.88/3,831.15 = 1,255.26/x
  3. Step 3: Cross multiply
    2,552.88x = 3,831.15 × 1,255.26
  4. Step 4: Simplify right side
    2,552.88x = 4,809,089.35
  5. Step 5: Solve for x
    x = 4,809,089.35/2,552.88
  6. Step 6: Final answer
    x = 1,883.79

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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.