Home / 11,208.05-16,814.29-3,310.70

Finding the Fourth Proportional to 11,208.05, 16,814.29 and 3,310.70

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Solution

The fourth proportional to 11,208.05, 16,814.29 and 3,310.70 is: 4,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.05 : 16,814.29 = 3,310.70 : x
  2. Step 2: Convert to fraction form
    11,208.05/16,814.29 = 3,310.70/x
  3. Step 3: Cross multiply
    11,208.05x = 16,814.29 × 3,310.70
  4. Step 4: Simplify right side
    11,208.05x = 55,667,116.08
  5. Step 5: Solve for x
    x = 55,667,116.08/11,208.05
  6. Step 6: Final answer
    x = 4,966.71

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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.