Home / 11,286.91-16,933.07-3,495.72

Finding the Fourth Proportional to 11,286.91, 16,933.07 and 3,495.72

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Solution

The fourth proportional to 11,286.91, 16,933.07 and 3,495.72 is: 5,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.91 : 16,933.07 = 3,495.72 : x
  2. Step 2: Convert to fraction form
    11,286.91/16,933.07 = 3,495.72/x
  3. Step 3: Cross multiply
    11,286.91x = 16,933.07 × 3,495.72
  4. Step 4: Simplify right side
    11,286.91x = 59,193,280.20
  5. Step 5: Solve for x
    x = 59,193,280.20/11,286.91
  6. Step 6: Final answer
    x = 5,244.42

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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.