Home / 5,976.47-8,965.91-2,081.18

Finding the Fourth Proportional to 5,976.47, 8,965.91 and 2,081.18

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Solution

The fourth proportional to 5,976.47, 8,965.91 and 2,081.18 is: 3,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.47 : 8,965.91 = 2,081.18 : x
  2. Step 2: Convert to fraction form
    5,976.47/8,965.91 = 2,081.18/x
  3. Step 3: Cross multiply
    5,976.47x = 8,965.91 × 2,081.18
  4. Step 4: Simplify right side
    5,976.47x = 18,659,627.74
  5. Step 5: Solve for x
    x = 18,659,627.74/5,976.47
  6. Step 6: Final answer
    x = 3,122.18

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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.