Home / 5,164.97-7,122.92-3,370.82

Finding the Fourth Proportional to 5,164.97, 7,122.92 and 3,370.82

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Solution

The fourth proportional to 5,164.97, 7,122.92 and 3,370.82 is: 4,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.97 : 7,122.92 = 3,370.82 : x
  2. Step 2: Convert to fraction form
    5,164.97/7,122.92 = 3,370.82/x
  3. Step 3: Cross multiply
    5,164.97x = 7,122.92 × 3,370.82
  4. Step 4: Simplify right side
    5,164.97x = 24,010,028.73
  5. Step 5: Solve for x
    x = 24,010,028.73/5,164.97
  6. Step 6: Final answer
    x = 4,648.63

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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.