Home / 11,541.46-17,311.92-3,221.26

Finding the Fourth Proportional to 11,541.46, 17,311.92 and 3,221.26

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Solution

The fourth proportional to 11,541.46, 17,311.92 and 3,221.26 is: 4,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.46 : 17,311.92 = 3,221.26 : x
  2. Step 2: Convert to fraction form
    11,541.46/17,311.92 = 3,221.26/x
  3. Step 3: Cross multiply
    11,541.46x = 17,311.92 × 3,221.26
  4. Step 4: Simplify right side
    11,541.46x = 55,766,195.42
  5. Step 5: Solve for x
    x = 55,766,195.42/11,541.46
  6. Step 6: Final answer
    x = 4,831.81

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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.