Home / 3,819.22-5,723.70-1,627.36

Finding the Fourth Proportional to 3,819.22, 5,723.70 and 1,627.36

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Solution

The fourth proportional to 3,819.22, 5,723.70 and 1,627.36 is: 2,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.22 : 5,723.70 = 1,627.36 : x
  2. Step 2: Convert to fraction form
    3,819.22/5,723.70 = 1,627.36/x
  3. Step 3: Cross multiply
    3,819.22x = 5,723.70 × 1,627.36
  4. Step 4: Simplify right side
    3,819.22x = 9,314,520.43
  5. Step 5: Solve for x
    x = 9,314,520.43/3,819.22
  6. Step 6: Final answer
    x = 2,438.85

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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.