Home / 2,819.27-4,229.08-1,175.99

Finding the Fourth Proportional to 2,819.27, 4,229.08 and 1,175.99

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Solution

The fourth proportional to 2,819.27, 4,229.08 and 1,175.99 is: 1,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.27 : 4,229.08 = 1,175.99 : x
  2. Step 2: Convert to fraction form
    2,819.27/4,229.08 = 1,175.99/x
  3. Step 3: Cross multiply
    2,819.27x = 4,229.08 × 1,175.99
  4. Step 4: Simplify right side
    2,819.27x = 4,973,331.70
  5. Step 5: Solve for x
    x = 4,973,331.70/2,819.27
  6. Step 6: Final answer
    x = 1,764.05

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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.