Home / 5,976.46-8,964.96-2,081.17

Finding the Fourth Proportional to 5,976.46, 8,964.96 and 2,081.17

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Solution

The fourth proportional to 5,976.46, 8,964.96 and 2,081.17 is: 3,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.46 : 8,964.96 = 2,081.17 : x
  2. Step 2: Convert to fraction form
    5,976.46/8,964.96 = 2,081.17/x
  3. Step 3: Cross multiply
    5,976.46x = 8,964.96 × 2,081.17
  4. Step 4: Simplify right side
    5,976.46x = 18,657,605.80
  5. Step 5: Solve for x
    x = 18,657,605.80/5,976.46
  6. Step 6: Final answer
    x = 3,121.85

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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.