Home / 9,540.27-13,161.15-6,183.63

Finding the Fourth Proportional to 9,540.27, 13,161.15 and 6,183.63

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Solution

The fourth proportional to 9,540.27, 13,161.15 and 6,183.63 is: 8,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.27 : 13,161.15 = 6,183.63 : x
  2. Step 2: Convert to fraction form
    9,540.27/13,161.15 = 6,183.63/x
  3. Step 3: Cross multiply
    9,540.27x = 13,161.15 × 6,183.63
  4. Step 4: Simplify right side
    9,540.27x = 81,383,681.97
  5. Step 5: Solve for x
    x = 81,383,681.97/9,540.27
  6. Step 6: Final answer
    x = 8,530.54

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Double scale
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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.