Home / 11,905.44-16,429.62-6,600.34

Finding the Fourth Proportional to 11,905.44, 16,429.62 and 6,600.34

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Solution

The fourth proportional to 11,905.44, 16,429.62 and 6,600.34 is: 9,108.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.44 : 16,429.62 = 6,600.34 : x
  2. Step 2: Convert to fraction form
    11,905.44/16,429.62 = 6,600.34/x
  3. Step 3: Cross multiply
    11,905.44x = 16,429.62 × 6,600.34
  4. Step 4: Simplify right side
    11,905.44x = 108,441,078.07
  5. Step 5: Solve for x
    x = 108,441,078.07/11,905.44
  6. Step 6: Final answer
    x = 9,108.53

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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.