Home / 4,190.45-6,286.71-2,960.27

Finding the Fourth Proportional to 4,190.45, 6,286.71 and 2,960.27

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Solution

The fourth proportional to 4,190.45, 6,286.71 and 2,960.27 is: 4,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.45 : 6,286.71 = 2,960.27 : x
  2. Step 2: Convert to fraction form
    4,190.45/6,286.71 = 2,960.27/x
  3. Step 3: Cross multiply
    4,190.45x = 6,286.71 × 2,960.27
  4. Step 4: Simplify right side
    4,190.45x = 18,610,359.01
  5. Step 5: Solve for x
    x = 18,610,359.01/4,190.45
  6. Step 6: Final answer
    x = 4,441.14

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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.