Home / 3,247.71-4,481.40-1,831.29

Finding the Fourth Proportional to 3,247.71, 4,481.40 and 1,831.29

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Solution

The fourth proportional to 3,247.71, 4,481.40 and 1,831.29 is: 2,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.71 : 4,481.40 = 1,831.29 : x
  2. Step 2: Convert to fraction form
    3,247.71/4,481.40 = 1,831.29/x
  3. Step 3: Cross multiply
    3,247.71x = 4,481.40 × 1,831.29
  4. Step 4: Simplify right side
    3,247.71x = 8,206,743.01
  5. Step 5: Solve for x
    x = 8,206,743.01/3,247.71
  6. Step 6: Final answer
    x = 2,526.93

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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.