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Finding the Fourth Proportional to 5,873.87, 8,813.90 and 2,589.23

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Solution

The fourth proportional to 5,873.87, 8,813.90 and 2,589.23 is: 3,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.87 : 8,813.90 = 2,589.23 : x
  2. Step 2: Convert to fraction form
    5,873.87/8,813.90 = 2,589.23/x
  3. Step 3: Cross multiply
    5,873.87x = 8,813.90 × 2,589.23
  4. Step 4: Simplify right side
    5,873.87x = 22,821,157.28
  5. Step 5: Solve for x
    x = 22,821,157.28/5,873.87
  6. Step 6: Final answer
    x = 3,885.20

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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.