Home / 4,015.82-5,542.16-2,958.42

Finding the Fourth Proportional to 4,015.82, 5,542.16 and 2,958.42

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Solution

The fourth proportional to 4,015.82, 5,542.16 and 2,958.42 is: 4,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.82 : 5,542.16 = 2,958.42 : x
  2. Step 2: Convert to fraction form
    4,015.82/5,542.16 = 2,958.42/x
  3. Step 3: Cross multiply
    4,015.82x = 5,542.16 × 2,958.42
  4. Step 4: Simplify right side
    4,015.82x = 16,396,042.98
  5. Step 5: Solve for x
    x = 16,396,042.98/4,015.82
  6. Step 6: Final answer
    x = 4,082.86

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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.