Home / 11,786.36-17,658.72-6,227.44

Finding the Fourth Proportional to 11,786.36, 17,658.72 and 6,227.44

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Solution

The fourth proportional to 11,786.36, 17,658.72 and 6,227.44 is: 9,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.36 : 17,658.72 = 6,227.44 : x
  2. Step 2: Convert to fraction form
    11,786.36/17,658.72 = 6,227.44/x
  3. Step 3: Cross multiply
    11,786.36x = 17,658.72 × 6,227.44
  4. Step 4: Simplify right side
    11,786.36x = 109,968,619.28
  5. Step 5: Solve for x
    x = 109,968,619.28/11,786.36
  6. Step 6: Final answer
    x = 9,330.16

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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.