Home / 3,224.77-4,828.94-2,125.80

Finding the Fourth Proportional to 3,224.77, 4,828.94 and 2,125.80

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Solution

The fourth proportional to 3,224.77, 4,828.94 and 2,125.80 is: 3,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.77 : 4,828.94 = 2,125.80 : x
  2. Step 2: Convert to fraction form
    3,224.77/4,828.94 = 2,125.80/x
  3. Step 3: Cross multiply
    3,224.77x = 4,828.94 × 2,125.80
  4. Step 4: Simplify right side
    3,224.77x = 10,265,350.02
  5. Step 5: Solve for x
    x = 10,265,350.02/3,224.77
  6. Step 6: Final answer
    x = 3,183.28

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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.