Home / 11,486.41-17,229.58-3,695.22

Finding the Fourth Proportional to 11,486.41, 17,229.58 and 3,695.22

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Solution

The fourth proportional to 11,486.41, 17,229.58 and 3,695.22 is: 5,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.41 : 17,229.58 = 3,695.22 : x
  2. Step 2: Convert to fraction form
    11,486.41/17,229.58 = 3,695.22/x
  3. Step 3: Cross multiply
    11,486.41x = 17,229.58 × 3,695.22
  4. Step 4: Simplify right side
    11,486.41x = 63,667,079.37
  5. Step 5: Solve for x
    x = 63,667,079.37/11,486.41
  6. Step 6: Final answer
    x = 5,542.82

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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.