Home / 11,801.52-17,704.92-3,481.20

Finding the Fourth Proportional to 11,801.52, 17,704.92 and 3,481.20

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Solution

The fourth proportional to 11,801.52, 17,704.92 and 3,481.20 is: 5,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.52 : 17,704.92 = 3,481.20 : x
  2. Step 2: Convert to fraction form
    11,801.52/17,704.92 = 3,481.20/x
  3. Step 3: Cross multiply
    11,801.52x = 17,704.92 × 3,481.20
  4. Step 4: Simplify right side
    11,801.52x = 61,634,367.50
  5. Step 5: Solve for x
    x = 61,634,367.50/11,801.52
  6. Step 6: Final answer
    x = 5,222.58

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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.