Home / 11,906.06-16,429.64-6,600.56

Finding the Fourth Proportional to 11,906.06, 16,429.64 and 6,600.56

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Solution

The fourth proportional to 11,906.06, 16,429.64 and 6,600.56 is: 9,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.06 : 16,429.64 = 6,600.56 : x
  2. Step 2: Convert to fraction form
    11,906.06/16,429.64 = 6,600.56/x
  3. Step 3: Cross multiply
    11,906.06x = 16,429.64 × 6,600.56
  4. Step 4: Simplify right side
    11,906.06x = 108,444,709.45
  5. Step 5: Solve for x
    x = 108,444,709.45/11,906.06
  6. Step 6: Final answer
    x = 9,108.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.