Home / 2,273.82-3,408.92-2,091.58

Finding the Fourth Proportional to 2,273.82, 3,408.92 and 2,091.58

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Solution

The fourth proportional to 2,273.82, 3,408.92 and 2,091.58 is: 3,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.82 : 3,408.92 = 2,091.58 : x
  2. Step 2: Convert to fraction form
    2,273.82/3,408.92 = 2,091.58/x
  3. Step 3: Cross multiply
    2,273.82x = 3,408.92 × 2,091.58
  4. Step 4: Simplify right side
    2,273.82x = 7,130,028.89
  5. Step 5: Solve for x
    x = 7,130,028.89/2,273.82
  6. Step 6: Final answer
    x = 3,135.71

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1.5x scale

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.