Home / 5,976.21-8,965.54-2,080.92

Finding the Fourth Proportional to 5,976.21, 8,965.54 and 2,080.92

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Solution

The fourth proportional to 5,976.21, 8,965.54 and 2,080.92 is: 3,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.21 : 8,965.54 = 2,080.92 : x
  2. Step 2: Convert to fraction form
    5,976.21/8,965.54 = 2,080.92/x
  3. Step 3: Cross multiply
    5,976.21x = 8,965.54 × 2,080.92
  4. Step 4: Simplify right side
    5,976.21x = 18,656,596.01
  5. Step 5: Solve for x
    x = 18,656,596.01/5,976.21
  6. Step 6: Final answer
    x = 3,121.81

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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.