Home / 4,467.78-6,704.91-3,142.82

Finding the Fourth Proportional to 4,467.78, 6,704.91 and 3,142.82

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Solution

The fourth proportional to 4,467.78, 6,704.91 and 3,142.82 is: 4,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.78 : 6,704.91 = 3,142.82 : x
  2. Step 2: Convert to fraction form
    4,467.78/6,704.91 = 3,142.82/x
  3. Step 3: Cross multiply
    4,467.78x = 6,704.91 × 3,142.82
  4. Step 4: Simplify right side
    4,467.78x = 21,072,342.01
  5. Step 5: Solve for x
    x = 21,072,342.01/4,467.78
  6. Step 6: Final answer
    x = 4,716.51

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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.