Home / 3,202.28-4,419-1,805

Finding the Fourth Proportional to 3,202.28, 4,419 and 1,805

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Solution

The fourth proportional to 3,202.28, 4,419 and 1,805 is: 2,490.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.28 : 4,419 = 1,805 : x
  2. Step 2: Convert to fraction form
    3,202.28/4,419 = 1,805/x
  3. Step 3: Cross multiply
    3,202.28x = 4,419 × 1,805
  4. Step 4: Simplify right side
    3,202.28x = 7,976,295
  5. Step 5: Solve for x
    x = 7,976,295/3,202.28
  6. Step 6: Final answer
    x = 2,490.82

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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.