Home / 5,240.21-7,227.43-3,823.33

Finding the Fourth Proportional to 5,240.21, 7,227.43 and 3,823.33

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Solution

The fourth proportional to 5,240.21, 7,227.43 and 3,823.33 is: 5,273.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.21 : 7,227.43 = 3,823.33 : x
  2. Step 2: Convert to fraction form
    5,240.21/7,227.43 = 3,823.33/x
  3. Step 3: Cross multiply
    5,240.21x = 7,227.43 × 3,823.33
  4. Step 4: Simplify right side
    5,240.21x = 27,632,815.54
  5. Step 5: Solve for x
    x = 27,632,815.54/5,240.21
  6. Step 6: Final answer
    x = 5,273.23

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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.