Home / 6,138.92-9,209.27-2,242.42

Finding the Fourth Proportional to 6,138.92, 9,209.27 and 2,242.42

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Solution

The fourth proportional to 6,138.92, 9,209.27 and 2,242.42 is: 3,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138.92 : 9,209.27 = 2,242.42 : x
  2. Step 2: Convert to fraction form
    6,138.92/9,209.27 = 2,242.42/x
  3. Step 3: Cross multiply
    6,138.92x = 9,209.27 × 2,242.42
  4. Step 4: Simplify right side
    6,138.92x = 20,651,033.82
  5. Step 5: Solve for x
    x = 20,651,033.82/6,138.92
  6. Step 6: Final answer
    x = 3,363.95

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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.