Home / 2,202.62-3,288.27-1,874.66

Finding the Fourth Proportional to 2,202.62, 3,288.27 and 1,874.66

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Solution

The fourth proportional to 2,202.62, 3,288.27 and 1,874.66 is: 2,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.62 : 3,288.27 = 1,874.66 : x
  2. Step 2: Convert to fraction form
    2,202.62/3,288.27 = 1,874.66/x
  3. Step 3: Cross multiply
    2,202.62x = 3,288.27 × 1,874.66
  4. Step 4: Simplify right side
    2,202.62x = 6,164,378.86
  5. Step 5: Solve for x
    x = 6,164,378.86/2,202.62
  6. Step 6: Final answer
    x = 2,798.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.