Home / 5,976.72-8,966.29-2,081.43

Finding the Fourth Proportional to 5,976.72, 8,966.29 and 2,081.43

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Solution

The fourth proportional to 5,976.72, 8,966.29 and 2,081.43 is: 3,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.72 : 8,966.29 = 2,081.43 : x
  2. Step 2: Convert to fraction form
    5,976.72/8,966.29 = 2,081.43/x
  3. Step 3: Cross multiply
    5,976.72x = 8,966.29 × 2,081.43
  4. Step 4: Simplify right side
    5,976.72x = 18,662,649.76
  5. Step 5: Solve for x
    x = 18,662,649.76/5,976.72
  6. Step 6: Final answer
    x = 3,122.56

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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.