Home / 5,997.57-8,990.85-2,099.85

Finding the Fourth Proportional to 5,997.57, 8,990.85 and 2,099.85

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Solution

The fourth proportional to 5,997.57, 8,990.85 and 2,099.85 is: 3,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,997.57 : 8,990.85 = 2,099.85 : x
  2. Step 2: Convert to fraction form
    5,997.57/8,990.85 = 2,099.85/x
  3. Step 3: Cross multiply
    5,997.57x = 8,990.85 × 2,099.85
  4. Step 4: Simplify right side
    5,997.57x = 18,879,436.37
  5. Step 5: Solve for x
    x = 18,879,436.37/5,997.57
  6. Step 6: Final answer
    x = 3,147.85

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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.