Home / 8,067.20-11,133.52-4,530.72

Finding the Fourth Proportional to 8,067.20, 11,133.52 and 4,530.72

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Solution

The fourth proportional to 8,067.20, 11,133.52 and 4,530.72 is: 6,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.20 : 11,133.52 = 4,530.72 : x
  2. Step 2: Convert to fraction form
    8,067.20/11,133.52 = 4,530.72/x
  3. Step 3: Cross multiply
    8,067.20x = 11,133.52 × 4,530.72
  4. Step 4: Simplify right side
    8,067.20x = 50,442,861.73
  5. Step 5: Solve for x
    x = 50,442,861.73/8,067.20
  6. Step 6: Final answer
    x = 6,252.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.