Home / 5,213.83-7,819.79-2,093.71

Finding the Fourth Proportional to 5,213.83, 7,819.79 and 2,093.71

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Solution

The fourth proportional to 5,213.83, 7,819.79 and 2,093.71 is: 3,140.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.83 : 7,819.79 = 2,093.71 : x
  2. Step 2: Convert to fraction form
    5,213.83/7,819.79 = 2,093.71/x
  3. Step 3: Cross multiply
    5,213.83x = 7,819.79 × 2,093.71
  4. Step 4: Simplify right side
    5,213.83x = 16,372,358.21
  5. Step 5: Solve for x
    x = 16,372,358.21/5,213.83
  6. Step 6: Final answer
    x = 3,140.18

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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.