Home / 5,219.05-7,819.77-2,583.04

Finding the Fourth Proportional to 5,219.05, 7,819.77 and 2,583.04

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Solution

The fourth proportional to 5,219.05, 7,819.77 and 2,583.04 is: 3,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.05 : 7,819.77 = 2,583.04 : x
  2. Step 2: Convert to fraction form
    5,219.05/7,819.77 = 2,583.04/x
  3. Step 3: Cross multiply
    5,219.05x = 7,819.77 × 2,583.04
  4. Step 4: Simplify right side
    5,219.05x = 20,198,778.70
  5. Step 5: Solve for x
    x = 20,198,778.70/5,219.05
  6. Step 6: Final answer
    x = 3,870.20

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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.