Home / 11,480.24-17,220.36-3,694.52

Finding the Fourth Proportional to 11,480.24, 17,220.36 and 3,694.52

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Solution

The fourth proportional to 11,480.24, 17,220.36 and 3,694.52 is: 5,541.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.24 : 17,220.36 = 3,694.52 : x
  2. Step 2: Convert to fraction form
    11,480.24/17,220.36 = 3,694.52/x
  3. Step 3: Cross multiply
    11,480.24x = 17,220.36 × 3,694.52
  4. Step 4: Simplify right side
    11,480.24x = 63,620,964.43
  5. Step 5: Solve for x
    x = 63,620,964.43/11,480.24
  6. Step 6: Final answer
    x = 5,541.78

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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.