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Finding the Fourth Proportional to 11,791.53, 17,687.93 and 3,026.52

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Solution

The fourth proportional to 11,791.53, 17,687.93 and 3,026.52 is: 4,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791.53 : 17,687.93 = 3,026.52 : x
  2. Step 2: Convert to fraction form
    11,791.53/17,687.93 = 3,026.52/x
  3. Step 3: Cross multiply
    11,791.53x = 17,687.93 × 3,026.52
  4. Step 4: Simplify right side
    11,791.53x = 53,532,858.77
  5. Step 5: Solve for x
    x = 53,532,858.77/11,791.53
  6. Step 6: Final answer
    x = 4,539.94

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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.