Home / 3,767.45-5,652.20-1,819.65

Finding the Fourth Proportional to 3,767.45, 5,652.20 and 1,819.65

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Solution

The fourth proportional to 3,767.45, 5,652.20 and 1,819.65 is: 2,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.45 : 5,652.20 = 1,819.65 : x
  2. Step 2: Convert to fraction form
    3,767.45/5,652.20 = 1,819.65/x
  3. Step 3: Cross multiply
    3,767.45x = 5,652.20 × 1,819.65
  4. Step 4: Simplify right side
    3,767.45x = 10,285,037.13
  5. Step 5: Solve for x
    x = 10,285,037.13/3,767.45
  6. Step 6: Final answer
    x = 2,729.97

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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.