Home / 5,540.92-7,644.05-3,650.07

Finding the Fourth Proportional to 5,540.92, 7,644.05 and 3,650.07

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Solution

The fourth proportional to 5,540.92, 7,644.05 and 3,650.07 is: 5,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.92 : 7,644.05 = 3,650.07 : x
  2. Step 2: Convert to fraction form
    5,540.92/7,644.05 = 3,650.07/x
  3. Step 3: Cross multiply
    5,540.92x = 7,644.05 × 3,650.07
  4. Step 4: Simplify right side
    5,540.92x = 27,901,362.22
  5. Step 5: Solve for x
    x = 27,901,362.22/5,540.92
  6. Step 6: Final answer
    x = 5,035.51

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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.