Home / 3,906.14-5,859.40-2,717.88

Finding the Fourth Proportional to 3,906.14, 5,859.40 and 2,717.88

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Solution

The fourth proportional to 3,906.14, 5,859.40 and 2,717.88 is: 4,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.14 : 5,859.40 = 2,717.88 : x
  2. Step 2: Convert to fraction form
    3,906.14/5,859.40 = 2,717.88/x
  3. Step 3: Cross multiply
    3,906.14x = 5,859.40 × 2,717.88
  4. Step 4: Simplify right side
    3,906.14x = 15,925,146.07
  5. Step 5: Solve for x
    x = 15,925,146.07/3,906.14
  6. Step 6: Final answer
    x = 4,076.95

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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.