Home / 3,190.27-4,401.97-1,792.75

Finding the Fourth Proportional to 3,190.27, 4,401.97 and 1,792.75

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Solution

The fourth proportional to 3,190.27, 4,401.97 and 1,792.75 is: 2,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.27 : 4,401.97 = 1,792.75 : x
  2. Step 2: Convert to fraction form
    3,190.27/4,401.97 = 1,792.75/x
  3. Step 3: Cross multiply
    3,190.27x = 4,401.97 × 1,792.75
  4. Step 4: Simplify right side
    3,190.27x = 7,891,631.72
  5. Step 5: Solve for x
    x = 7,891,631.72/3,190.27
  6. Step 6: Final answer
    x = 2,473.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.