Home / 6,286.10-9,422.27-3,161.12

Finding the Fourth Proportional to 6,286.10, 9,422.27 and 3,161.12

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Solution

The fourth proportional to 6,286.10, 9,422.27 and 3,161.12 is: 4,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.10 : 9,422.27 = 3,161.12 : x
  2. Step 2: Convert to fraction form
    6,286.10/9,422.27 = 3,161.12/x
  3. Step 3: Cross multiply
    6,286.10x = 9,422.27 × 3,161.12
  4. Step 4: Simplify right side
    6,286.10x = 29,784,910.34
  5. Step 5: Solve for x
    x = 29,784,910.34/6,286.10
  6. Step 6: Final answer
    x = 4,738.22

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1.5x scale

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.