Home / 2,767.87-4,149.38-1,037.71

Finding the Fourth Proportional to 2,767.87, 4,149.38 and 1,037.71

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Solution

The fourth proportional to 2,767.87, 4,149.38 and 1,037.71 is: 1,555.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.87 : 4,149.38 = 1,037.71 : x
  2. Step 2: Convert to fraction form
    2,767.87/4,149.38 = 1,037.71/x
  3. Step 3: Cross multiply
    2,767.87x = 4,149.38 × 1,037.71
  4. Step 4: Simplify right side
    2,767.87x = 4,305,855.06
  5. Step 5: Solve for x
    x = 4,305,855.06/2,767.87
  6. Step 6: Final answer
    x = 1,555.66

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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.