Home / 11,786.37-17,679.66-3,466.53

Finding the Fourth Proportional to 11,786.37, 17,679.66 and 3,466.53

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Solution

The fourth proportional to 11,786.37, 17,679.66 and 3,466.53 is: 5,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.37 : 17,679.66 = 3,466.53 : x
  2. Step 2: Convert to fraction form
    11,786.37/17,679.66 = 3,466.53/x
  3. Step 3: Cross multiply
    11,786.37x = 17,679.66 × 3,466.53
  4. Step 4: Simplify right side
    11,786.37x = 61,287,071.78
  5. Step 5: Solve for x
    x = 61,287,071.78/11,786.37
  6. Step 6: Final answer
    x = 5,199.83

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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.