Home / 5,976.87-8,965.35-2,081.27

Finding the Fourth Proportional to 5,976.87, 8,965.35 and 2,081.27

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Solution

The fourth proportional to 5,976.87, 8,965.35 and 2,081.27 is: 3,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.87 : 8,965.35 = 2,081.27 : x
  2. Step 2: Convert to fraction form
    5,976.87/8,965.35 = 2,081.27/x
  3. Step 3: Cross multiply
    5,976.87x = 8,965.35 × 2,081.27
  4. Step 4: Simplify right side
    5,976.87x = 18,659,269.17
  5. Step 5: Solve for x
    x = 18,659,269.17/5,976.87
  6. Step 6: Final answer
    x = 3,121.91

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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.