Home / 4,190.43-6,286.65-2,960.25

Finding the Fourth Proportional to 4,190.43, 6,286.65 and 2,960.25

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Solution

The fourth proportional to 4,190.43, 6,286.65 and 2,960.25 is: 4,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.43 : 6,286.65 = 2,960.25 : x
  2. Step 2: Convert to fraction form
    4,190.43/6,286.65 = 2,960.25/x
  3. Step 3: Cross multiply
    4,190.43x = 6,286.65 × 2,960.25
  4. Step 4: Simplify right side
    4,190.43x = 18,610,055.66
  5. Step 5: Solve for x
    x = 18,610,055.66/4,190.43
  6. Step 6: Final answer
    x = 4,441.08

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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.