Home / 3,819.15-5,717.79-2,348.39

Finding the Fourth Proportional to 3,819.15, 5,717.79 and 2,348.39

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Solution

The fourth proportional to 3,819.15, 5,717.79 and 2,348.39 is: 3,515.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.15 : 5,717.79 = 2,348.39 : x
  2. Step 2: Convert to fraction form
    3,819.15/5,717.79 = 2,348.39/x
  3. Step 3: Cross multiply
    3,819.15x = 5,717.79 × 2,348.39
  4. Step 4: Simplify right side
    3,819.15x = 13,427,615.15
  5. Step 5: Solve for x
    x = 13,427,615.15/3,819.15
  6. Step 6: Final answer
    x = 3,515.86

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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.