Home / 11,051.82-16,579.44-3,658.14

Finding the Fourth Proportional to 11,051.82, 16,579.44 and 3,658.14

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Solution

The fourth proportional to 11,051.82, 16,579.44 and 3,658.14 is: 5,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.82 : 16,579.44 = 3,658.14 : x
  2. Step 2: Convert to fraction form
    11,051.82/16,579.44 = 3,658.14/x
  3. Step 3: Cross multiply
    11,051.82x = 16,579.44 × 3,658.14
  4. Step 4: Simplify right side
    11,051.82x = 60,649,912.64
  5. Step 5: Solve for x
    x = 60,649,912.64/11,051.82
  6. Step 6: Final answer
    x = 5,487.78

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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.