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Finding the Fourth Proportional to 8,596.85, 11,863.69 and 5,610.92

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Solution

The fourth proportional to 8,596.85, 11,863.69 and 5,610.92 is: 7,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.85 : 11,863.69 = 5,610.92 : x
  2. Step 2: Convert to fraction form
    8,596.85/11,863.69 = 5,610.92/x
  3. Step 3: Cross multiply
    8,596.85x = 11,863.69 × 5,610.92
  4. Step 4: Simplify right side
    8,596.85x = 66,566,142.15
  5. Step 5: Solve for x
    x = 66,566,142.15/8,596.85
  6. Step 6: Final answer
    x = 7,743.09

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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.