Home / 11,202.82-16,806.67-3,411.43

Finding the Fourth Proportional to 11,202.82, 16,806.67 and 3,411.43

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Solution

The fourth proportional to 11,202.82, 16,806.67 and 3,411.43 is: 5,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.82 : 16,806.67 = 3,411.43 : x
  2. Step 2: Convert to fraction form
    11,202.82/16,806.67 = 3,411.43/x
  3. Step 3: Cross multiply
    11,202.82x = 16,806.67 × 3,411.43
  4. Step 4: Simplify right side
    11,202.82x = 57,334,727.69
  5. Step 5: Solve for x
    x = 57,334,727.69/11,202.82
  6. Step 6: Final answer
    x = 5,117.88

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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.