Home / 11,731.97-17,599.40-3,835.28

Finding the Fourth Proportional to 11,731.97, 17,599.40 and 3,835.28

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Solution

The fourth proportional to 11,731.97, 17,599.40 and 3,835.28 is: 5,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.97 : 17,599.40 = 3,835.28 : x
  2. Step 2: Convert to fraction form
    11,731.97/17,599.40 = 3,835.28/x
  3. Step 3: Cross multiply
    11,731.97x = 17,599.40 × 3,835.28
  4. Step 4: Simplify right side
    11,731.97x = 67,498,519.66
  5. Step 5: Solve for x
    x = 67,498,519.66/11,731.97
  6. Step 6: Final answer
    x = 5,753.39

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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.