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Finding the Fourth Proportional to 6,237.64, 8,604.12 and 4,249.09

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Solution

The fourth proportional to 6,237.64, 8,604.12 and 4,249.09 is: 5,861.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.64 : 8,604.12 = 4,249.09 : x
  2. Step 2: Convert to fraction form
    6,237.64/8,604.12 = 4,249.09/x
  3. Step 3: Cross multiply
    6,237.64x = 8,604.12 × 4,249.09
  4. Step 4: Simplify right side
    6,237.64x = 36,559,680.25
  5. Step 5: Solve for x
    x = 36,559,680.25/6,237.64
  6. Step 6: Final answer
    x = 5,861.14

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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.