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Finding the Fourth Proportional to 5,861.84, 8,783.01 and 4,126.82

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Solution

The fourth proportional to 5,861.84, 8,783.01 and 4,126.82 is: 6,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.84 : 8,783.01 = 4,126.82 : x
  2. Step 2: Convert to fraction form
    5,861.84/8,783.01 = 4,126.82/x
  3. Step 3: Cross multiply
    5,861.84x = 8,783.01 × 4,126.82
  4. Step 4: Simplify right side
    5,861.84x = 36,245,901.33
  5. Step 5: Solve for x
    x = 36,245,901.33/5,861.84
  6. Step 6: Final answer
    x = 6,183.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.