Home / 2,201.62-3,299.34-1,582.42

Finding the Fourth Proportional to 2,201.62, 3,299.34 and 1,582.42

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Solution

The fourth proportional to 2,201.62, 3,299.34 and 1,582.42 is: 2,371.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.62 : 3,299.34 = 1,582.42 : x
  2. Step 2: Convert to fraction form
    2,201.62/3,299.34 = 1,582.42/x
  3. Step 3: Cross multiply
    2,201.62x = 3,299.34 × 1,582.42
  4. Step 4: Simplify right side
    2,201.62x = 5,220,939.29
  5. Step 5: Solve for x
    x = 5,220,939.29/2,201.62
  6. Step 6: Final answer
    x = 2,371.41

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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.