Home / 11,670.38-17,504.81-3,772.73

Finding the Fourth Proportional to 11,670.38, 17,504.81 and 3,772.73

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Solution

The fourth proportional to 11,670.38, 17,504.81 and 3,772.73 is: 5,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.38 : 17,504.81 = 3,772.73 : x
  2. Step 2: Convert to fraction form
    11,670.38/17,504.81 = 3,772.73/x
  3. Step 3: Cross multiply
    11,670.38x = 17,504.81 × 3,772.73
  4. Step 4: Simplify right side
    11,670.38x = 66,040,862.41
  5. Step 5: Solve for x
    x = 66,040,862.41/11,670.38
  6. Step 6: Final answer
    x = 5,658.84

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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.