Home / 11,284.91-16,930.07-3,493.72

Finding the Fourth Proportional to 11,284.91, 16,930.07 and 3,493.72

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Solution

The fourth proportional to 11,284.91, 16,930.07 and 3,493.72 is: 5,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.91 : 16,930.07 = 3,493.72 : x
  2. Step 2: Convert to fraction form
    11,284.91/16,930.07 = 3,493.72/x
  3. Step 3: Cross multiply
    11,284.91x = 16,930.07 × 3,493.72
  4. Step 4: Simplify right side
    11,284.91x = 59,148,924.16
  5. Step 5: Solve for x
    x = 59,148,924.16/11,284.91
  6. Step 6: Final answer
    x = 5,241.42

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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.