Home / 11,831.95-17,750.71-3,512.04

Finding the Fourth Proportional to 11,831.95, 17,750.71 and 3,512.04

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Solution

The fourth proportional to 11,831.95, 17,750.71 and 3,512.04 is: 5,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.95 : 17,750.71 = 3,512.04 : x
  2. Step 2: Convert to fraction form
    11,831.95/17,750.71 = 3,512.04/x
  3. Step 3: Cross multiply
    11,831.95x = 17,750.71 × 3,512.04
  4. Step 4: Simplify right side
    11,831.95x = 62,341,141.37
  5. Step 5: Solve for x
    x = 62,341,141.37/11,831.95
  6. Step 6: Final answer
    x = 5,268.88

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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.