Home / 11,195.86-16,782.85-4,170.73

Finding the Fourth Proportional to 11,195.86, 16,782.85 and 4,170.73

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Solution

The fourth proportional to 11,195.86, 16,782.85 and 4,170.73 is: 6,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.86 : 16,782.85 = 4,170.73 : x
  2. Step 2: Convert to fraction form
    11,195.86/16,782.85 = 4,170.73/x
  3. Step 3: Cross multiply
    11,195.86x = 16,782.85 × 4,170.73
  4. Step 4: Simplify right side
    11,195.86x = 69,996,735.98
  5. Step 5: Solve for x
    x = 69,996,735.98/11,195.86
  6. Step 6: Final answer
    x = 6,252.02

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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.