Home / 3,220.26-4,831.08-1,834.26

Finding the Fourth Proportional to 3,220.26, 4,831.08 and 1,834.26

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Solution

The fourth proportional to 3,220.26, 4,831.08 and 1,834.26 is: 2,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.26 : 4,831.08 = 1,834.26 : x
  2. Step 2: Convert to fraction form
    3,220.26/4,831.08 = 1,834.26/x
  3. Step 3: Cross multiply
    3,220.26x = 4,831.08 × 1,834.26
  4. Step 4: Simplify right side
    3,220.26x = 8,861,456.80
  5. Step 5: Solve for x
    x = 8,861,456.80/3,220.26
  6. Step 6: Final answer
    x = 2,751.78

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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.