Home / 11,195.88-16,801.11-4,270.38

Finding the Fourth Proportional to 11,195.88, 16,801.11 and 4,270.38

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Solution

The fourth proportional to 11,195.88, 16,801.11 and 4,270.38 is: 6,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.88 : 16,801.11 = 4,270.38 : x
  2. Step 2: Convert to fraction form
    11,195.88/16,801.11 = 4,270.38/x
  3. Step 3: Cross multiply
    11,195.88x = 16,801.11 × 4,270.38
  4. Step 4: Simplify right side
    11,195.88x = 71,747,124.12
  5. Step 5: Solve for x
    x = 71,747,124.12/11,195.88
  6. Step 6: Final answer
    x = 6,408.35

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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.