Home / 11,229.35-16,843.41-3,438.18

Finding the Fourth Proportional to 11,229.35, 16,843.41 and 3,438.18

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Solution

The fourth proportional to 11,229.35, 16,843.41 and 3,438.18 is: 5,157.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.35 : 16,843.41 = 3,438.18 : x
  2. Step 2: Convert to fraction form
    11,229.35/16,843.41 = 3,438.18/x
  3. Step 3: Cross multiply
    11,229.35x = 16,843.41 × 3,438.18
  4. Step 4: Simplify right side
    11,229.35x = 57,910,675.39
  5. Step 5: Solve for x
    x = 57,910,675.39/11,229.35
  6. Step 6: Final answer
    x = 5,157.08

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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.