Home / 3,579.89-4,942.64-2,237.54

Finding the Fourth Proportional to 3,579.89, 4,942.64 and 2,237.54

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Solution

The fourth proportional to 3,579.89, 4,942.64 and 2,237.54 is: 3,089.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.89 : 4,942.64 = 2,237.54 : x
  2. Step 2: Convert to fraction form
    3,579.89/4,942.64 = 2,237.54/x
  3. Step 3: Cross multiply
    3,579.89x = 4,942.64 × 2,237.54
  4. Step 4: Simplify right side
    3,579.89x = 11,059,318.80
  5. Step 5: Solve for x
    x = 11,059,318.80/3,579.89
  6. Step 6: Final answer
    x = 3,089.29

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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.