Home / 6,866.20-10,297.17-2,917.42

Finding the Fourth Proportional to 6,866.20, 10,297.17 and 2,917.42

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Solution

The fourth proportional to 6,866.20, 10,297.17 and 2,917.42 is: 4,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.20 : 10,297.17 = 2,917.42 : x
  2. Step 2: Convert to fraction form
    6,866.20/10,297.17 = 2,917.42/x
  3. Step 3: Cross multiply
    6,866.20x = 10,297.17 × 2,917.42
  4. Step 4: Simplify right side
    6,866.20x = 30,041,169.70
  5. Step 5: Solve for x
    x = 30,041,169.70/6,866.20
  6. Step 6: Final answer
    x = 4,375.22

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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.