Home / 5,831.20-8,049.78-3,736.52

Finding the Fourth Proportional to 5,831.20, 8,049.78 and 3,736.52

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Solution

The fourth proportional to 5,831.20, 8,049.78 and 3,736.52 is: 5,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.20 : 8,049.78 = 3,736.52 : x
  2. Step 2: Convert to fraction form
    5,831.20/8,049.78 = 3,736.52/x
  3. Step 3: Cross multiply
    5,831.20x = 8,049.78 × 3,736.52
  4. Step 4: Simplify right side
    5,831.20x = 30,078,163.97
  5. Step 5: Solve for x
    x = 30,078,163.97/5,831.20
  6. Step 6: Final answer
    x = 5,158.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.