Home / 3,777.24-5,212.36-2,286

Finding the Fourth Proportional to 3,777.24, 5,212.36 and 2,286

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Solution

The fourth proportional to 3,777.24, 5,212.36 and 2,286 is: 3,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.24 : 5,212.36 = 2,286 : x
  2. Step 2: Convert to fraction form
    3,777.24/5,212.36 = 2,286/x
  3. Step 3: Cross multiply
    3,777.24x = 5,212.36 × 2,286
  4. Step 4: Simplify right side
    3,777.24x = 11,915,454.96
  5. Step 5: Solve for x
    x = 11,915,454.96/3,777.24
  6. Step 6: Final answer
    x = 3,154.54

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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.