Home / 4,207.82-5,772.55-3,956.54

Finding the Fourth Proportional to 4,207.82, 5,772.55 and 3,956.54

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Solution

The fourth proportional to 4,207.82, 5,772.55 and 3,956.54 is: 5,427.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.82 : 5,772.55 = 3,956.54 : x
  2. Step 2: Convert to fraction form
    4,207.82/5,772.55 = 3,956.54/x
  3. Step 3: Cross multiply
    4,207.82x = 5,772.55 × 3,956.54
  4. Step 4: Simplify right side
    4,207.82x = 22,839,324.98
  5. Step 5: Solve for x
    x = 22,839,324.98/4,207.82
  6. Step 6: Final answer
    x = 5,427.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.