Home / 6,920.66-10,375.19-3,022.10

Finding the Fourth Proportional to 6,920.66, 10,375.19 and 3,022.10

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Solution

The fourth proportional to 6,920.66, 10,375.19 and 3,022.10 is: 4,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.66 : 10,375.19 = 3,022.10 : x
  2. Step 2: Convert to fraction form
    6,920.66/10,375.19 = 3,022.10/x
  3. Step 3: Cross multiply
    6,920.66x = 10,375.19 × 3,022.10
  4. Step 4: Simplify right side
    6,920.66x = 31,354,861.70
  5. Step 5: Solve for x
    x = 31,354,861.70/6,920.66
  6. Step 6: Final answer
    x = 4,530.62

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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.