Home / 7,222.71-10,831.92-3,062.66

Finding the Fourth Proportional to 7,222.71, 10,831.92 and 3,062.66

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Solution

The fourth proportional to 7,222.71, 10,831.92 and 3,062.66 is: 4,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.71 : 10,831.92 = 3,062.66 : x
  2. Step 2: Convert to fraction form
    7,222.71/10,831.92 = 3,062.66/x
  3. Step 3: Cross multiply
    7,222.71x = 10,831.92 × 3,062.66
  4. Step 4: Simplify right side
    7,222.71x = 33,174,422.46
  5. Step 5: Solve for x
    x = 33,174,422.46/7,222.71
  6. Step 6: Final answer
    x = 4,593.07

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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.