Home / 3,819.53-5,731.39-1,599.90

Finding the Fourth Proportional to 3,819.53, 5,731.39 and 1,599.90

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Solution

The fourth proportional to 3,819.53, 5,731.39 and 1,599.90 is: 2,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.53 : 5,731.39 = 1,599.90 : x
  2. Step 2: Convert to fraction form
    3,819.53/5,731.39 = 1,599.90/x
  3. Step 3: Cross multiply
    3,819.53x = 5,731.39 × 1,599.90
  4. Step 4: Simplify right side
    3,819.53x = 9,169,647.16
  5. Step 5: Solve for x
    x = 9,169,647.16/3,819.53
  6. Step 6: Final answer
    x = 2,400.72

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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.