Home / 3,571.62-4,923.66-2,450.80

Finding the Fourth Proportional to 3,571.62, 4,923.66 and 2,450.80

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Solution

The fourth proportional to 3,571.62, 4,923.66 and 2,450.80 is: 3,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.62 : 4,923.66 = 2,450.80 : x
  2. Step 2: Convert to fraction form
    3,571.62/4,923.66 = 2,450.80/x
  3. Step 3: Cross multiply
    3,571.62x = 4,923.66 × 2,450.80
  4. Step 4: Simplify right side
    3,571.62x = 12,066,905.93
  5. Step 5: Solve for x
    x = 12,066,905.93/3,571.62
  6. Step 6: Final answer
    x = 3,378.55

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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.