Home / 2,716.68-3,745.52-2,679.96

Finding the Fourth Proportional to 2,716.68, 3,745.52 and 2,679.96

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Solution

The fourth proportional to 2,716.68, 3,745.52 and 2,679.96 is: 3,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.68 : 3,745.52 = 2,679.96 : x
  2. Step 2: Convert to fraction form
    2,716.68/3,745.52 = 2,679.96/x
  3. Step 3: Cross multiply
    2,716.68x = 3,745.52 × 2,679.96
  4. Step 4: Simplify right side
    2,716.68x = 10,037,843.78
  5. Step 5: Solve for x
    x = 10,037,843.78/2,716.68
  6. Step 6: Final answer
    x = 3,694.89

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1.5x scale

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.