Home / 11,170.20-16,751.36-3,270.54

Finding the Fourth Proportional to 11,170.20, 16,751.36 and 3,270.54

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Solution

The fourth proportional to 11,170.20, 16,751.36 and 3,270.54 is: 4,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.20 : 16,751.36 = 3,270.54 : x
  2. Step 2: Convert to fraction form
    11,170.20/16,751.36 = 3,270.54/x
  3. Step 3: Cross multiply
    11,170.20x = 16,751.36 × 3,270.54
  4. Step 4: Simplify right side
    11,170.20x = 54,785,992.93
  5. Step 5: Solve for x
    x = 54,785,992.93/11,170.20
  6. Step 6: Final answer
    x = 4,904.66

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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.