Home / 10,831.06-16,247.40-3,040.48

Finding the Fourth Proportional to 10,831.06, 16,247.40 and 3,040.48

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Solution

The fourth proportional to 10,831.06, 16,247.40 and 3,040.48 is: 4,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.06 : 16,247.40 = 3,040.48 : x
  2. Step 2: Convert to fraction form
    10,831.06/16,247.40 = 3,040.48/x
  3. Step 3: Cross multiply
    10,831.06x = 16,247.40 × 3,040.48
  4. Step 4: Simplify right side
    10,831.06x = 49,399,894.75
  5. Step 5: Solve for x
    x = 49,399,894.75/10,831.06
  6. Step 6: Final answer
    x = 4,560.95

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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.