Home / 5,977.98-8,964.27-2,081.70

Finding the Fourth Proportional to 5,977.98, 8,964.27 and 2,081.70

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Solution

The fourth proportional to 5,977.98, 8,964.27 and 2,081.70 is: 3,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.98 : 8,964.27 = 2,081.70 : x
  2. Step 2: Convert to fraction form
    5,977.98/8,964.27 = 2,081.70/x
  3. Step 3: Cross multiply
    5,977.98x = 8,964.27 × 2,081.70
  4. Step 4: Simplify right side
    5,977.98x = 18,660,920.86
  5. Step 5: Solve for x
    x = 18,660,920.86/5,977.98
  6. Step 6: Final answer
    x = 3,121.61

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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.