Home / 11,906.88-17,846.08-4,111.36

Finding the Fourth Proportional to 11,906.88, 17,846.08 and 4,111.36

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Solution

The fourth proportional to 11,906.88, 17,846.08 and 4,111.36 is: 6,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.88 : 17,846.08 = 4,111.36 : x
  2. Step 2: Convert to fraction form
    11,906.88/17,846.08 = 4,111.36/x
  3. Step 3: Cross multiply
    11,906.88x = 17,846.08 × 4,111.36
  4. Step 4: Simplify right side
    11,906.88x = 73,371,659.47
  5. Step 5: Solve for x
    x = 73,371,659.47/11,906.88
  6. Step 6: Final answer
    x = 6,162.12

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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.