Home / 5,716.20-8,574.49-1,967.94

Finding the Fourth Proportional to 5,716.20, 8,574.49 and 1,967.94

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Solution

The fourth proportional to 5,716.20, 8,574.49 and 1,967.94 is: 2,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.20 : 8,574.49 = 1,967.94 : x
  2. Step 2: Convert to fraction form
    5,716.20/8,574.49 = 1,967.94/x
  3. Step 3: Cross multiply
    5,716.20x = 8,574.49 × 1,967.94
  4. Step 4: Simplify right side
    5,716.20x = 16,874,081.85
  5. Step 5: Solve for x
    x = 16,874,081.85/5,716.20
  6. Step 6: Final answer
    x = 2,951.98

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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.