Home / 11,196.96-16,795.44-3,405.84

Finding the Fourth Proportional to 11,196.96, 16,795.44 and 3,405.84

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Solution

The fourth proportional to 11,196.96, 16,795.44 and 3,405.84 is: 5,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196.96 : 16,795.44 = 3,405.84 : x
  2. Step 2: Convert to fraction form
    11,196.96/16,795.44 = 3,405.84/x
  3. Step 3: Cross multiply
    11,196.96x = 16,795.44 × 3,405.84
  4. Step 4: Simplify right side
    11,196.96x = 57,202,581.37
  5. Step 5: Solve for x
    x = 57,202,581.37/11,196.96
  6. Step 6: Final answer
    x = 5,108.76

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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.