Home / 3,027.78-4,169.68-2,726.46

Finding the Fourth Proportional to 3,027.78, 4,169.68 and 2,726.46

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Solution

The fourth proportional to 3,027.78, 4,169.68 and 2,726.46 is: 3,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.78 : 4,169.68 = 2,726.46 : x
  2. Step 2: Convert to fraction form
    3,027.78/4,169.68 = 2,726.46/x
  3. Step 3: Cross multiply
    3,027.78x = 4,169.68 × 2,726.46
  4. Step 4: Simplify right side
    3,027.78x = 11,368,458.92
  5. Step 5: Solve for x
    x = 11,368,458.92/3,027.78
  6. Step 6: Final answer
    x = 3,754.72

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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.