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Finding the Fourth Proportional to 5,581.58, 8,371.46 and 1,883.73

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Solution

The fourth proportional to 5,581.58, 8,371.46 and 1,883.73 is: 2,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.58 : 8,371.46 = 1,883.73 : x
  2. Step 2: Convert to fraction form
    5,581.58/8,371.46 = 1,883.73/x
  3. Step 3: Cross multiply
    5,581.58x = 8,371.46 × 1,883.73
  4. Step 4: Simplify right side
    5,581.58x = 15,769,570.35
  5. Step 5: Solve for x
    x = 15,769,570.35/5,581.58
  6. Step 6: Final answer
    x = 2,825.29

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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.