Home / 2,819.22-3,891.60-2,523.96

Finding the Fourth Proportional to 2,819.22, 3,891.60 and 2,523.96

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Solution

The fourth proportional to 2,819.22, 3,891.60 and 2,523.96 is: 3,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.22 : 3,891.60 = 2,523.96 : x
  2. Step 2: Convert to fraction form
    2,819.22/3,891.60 = 2,523.96/x
  3. Step 3: Cross multiply
    2,819.22x = 3,891.60 × 2,523.96
  4. Step 4: Simplify right side
    2,819.22x = 9,822,242.74
  5. Step 5: Solve for x
    x = 9,822,242.74/2,819.22
  6. Step 6: Final answer
    x = 3,484.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.