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Finding the Fourth Proportional to 11,893.52, 17,843.01 and 3,573.69

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Solution

The fourth proportional to 11,893.52, 17,843.01 and 3,573.69 is: 5,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,893.52 : 17,843.01 = 3,573.69 : x
  2. Step 2: Convert to fraction form
    11,893.52/17,843.01 = 3,573.69/x
  3. Step 3: Cross multiply
    11,893.52x = 17,843.01 × 3,573.69
  4. Step 4: Simplify right side
    11,893.52x = 63,765,368.54
  5. Step 5: Solve for x
    x = 63,765,368.54/11,893.52
  6. Step 6: Final answer
    x = 5,361.36

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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.