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Finding the Fourth Proportional to 11,817.66, 17,726.49 and 3,052.62

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Solution

The fourth proportional to 11,817.66, 17,726.49 and 3,052.62 is: 4,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817.66 : 17,726.49 = 3,052.62 : x
  2. Step 2: Convert to fraction form
    11,817.66/17,726.49 = 3,052.62/x
  3. Step 3: Cross multiply
    11,817.66x = 17,726.49 × 3,052.62
  4. Step 4: Simplify right side
    11,817.66x = 54,112,237.90
  5. Step 5: Solve for x
    x = 54,112,237.90/11,817.66
  6. Step 6: Final answer
    x = 4,578.93

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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.