Home / 6,125.34-9,180.82-2,831.48

Finding the Fourth Proportional to 6,125.34, 9,180.82 and 2,831.48

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Solution

The fourth proportional to 6,125.34, 9,180.82 and 2,831.48 is: 4,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.34 : 9,180.82 = 2,831.48 : x
  2. Step 2: Convert to fraction form
    6,125.34/9,180.82 = 2,831.48/x
  3. Step 3: Cross multiply
    6,125.34x = 9,180.82 × 2,831.48
  4. Step 4: Simplify right side
    6,125.34x = 25,995,308.21
  5. Step 5: Solve for x
    x = 25,995,308.21/6,125.34
  6. Step 6: Final answer
    x = 4,243.90

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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.