Home / 4,940.36-7,404.24-2,717.72

Finding the Fourth Proportional to 4,940.36, 7,404.24 and 2,717.72

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Solution

The fourth proportional to 4,940.36, 7,404.24 and 2,717.72 is: 4,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.36 : 7,404.24 = 2,717.72 : x
  2. Step 2: Convert to fraction form
    4,940.36/7,404.24 = 2,717.72/x
  3. Step 3: Cross multiply
    4,940.36x = 7,404.24 × 2,717.72
  4. Step 4: Simplify right side
    4,940.36x = 20,122,651.13
  5. Step 5: Solve for x
    x = 20,122,651.13/4,940.36
  6. Step 6: Final answer
    x = 4,073.11

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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.