Home / 4,792.24-7,190.73-2,161.57

Finding the Fourth Proportional to 4,792.24, 7,190.73 and 2,161.57

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Solution

The fourth proportional to 4,792.24, 7,190.73 and 2,161.57 is: 3,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.24 : 7,190.73 = 2,161.57 : x
  2. Step 2: Convert to fraction form
    4,792.24/7,190.73 = 2,161.57/x
  3. Step 3: Cross multiply
    4,792.24x = 7,190.73 × 2,161.57
  4. Step 4: Simplify right side
    4,792.24x = 15,543,266.25
  5. Step 5: Solve for x
    x = 15,543,266.25/4,792.24
  6. Step 6: Final answer
    x = 3,243.42

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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.