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Finding the Fourth Proportional to 11,197, 15,452.24 and 6,160.96

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Solution

The fourth proportional to 11,197, 15,452.24 and 6,160.96 is: 8,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197 : 15,452.24 = 6,160.96 : x
  2. Step 2: Convert to fraction form
    11,197/15,452.24 = 6,160.96/x
  3. Step 3: Cross multiply
    11,197x = 15,452.24 × 6,160.96
  4. Step 4: Simplify right side
    11,197x = 95,200,632.55
  5. Step 5: Solve for x
    x = 95,200,632.55/11,197
  6. Step 6: Final answer
    x = 8,502.33

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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.