Home / 11,207.67-16,811.49-3,310.29

Finding the Fourth Proportional to 11,207.67, 16,811.49 and 3,310.29

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Solution

The fourth proportional to 11,207.67, 16,811.49 and 3,310.29 is: 4,965.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.67 : 16,811.49 = 3,310.29 : x
  2. Step 2: Convert to fraction form
    11,207.67/16,811.49 = 3,310.29/x
  3. Step 3: Cross multiply
    11,207.67x = 16,811.49 × 3,310.29
  4. Step 4: Simplify right side
    11,207.67x = 55,650,907.23
  5. Step 5: Solve for x
    x = 55,650,907.23/11,207.67
  6. Step 6: Final answer
    x = 4,965.43

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Similar ratio
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1.5x scale

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.