Home / 5,694.43-8,519.13-4,311.76

Finding the Fourth Proportional to 5,694.43, 8,519.13 and 4,311.76

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Solution

The fourth proportional to 5,694.43, 8,519.13 and 4,311.76 is: 6,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.43 : 8,519.13 = 4,311.76 : x
  2. Step 2: Convert to fraction form
    5,694.43/8,519.13 = 4,311.76/x
  3. Step 3: Cross multiply
    5,694.43x = 8,519.13 × 4,311.76
  4. Step 4: Simplify right side
    5,694.43x = 36,732,443.97
  5. Step 5: Solve for x
    x = 36,732,443.97/5,694.43
  6. Step 6: Final answer
    x = 6,450.59

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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.