Home / 3,202.86-4,805.27-1,643.97

Finding the Fourth Proportional to 3,202.86, 4,805.27 and 1,643.97

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Solution

The fourth proportional to 3,202.86, 4,805.27 and 1,643.97 is: 2,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.86 : 4,805.27 = 1,643.97 : x
  2. Step 2: Convert to fraction form
    3,202.86/4,805.27 = 1,643.97/x
  3. Step 3: Cross multiply
    3,202.86x = 4,805.27 × 1,643.97
  4. Step 4: Simplify right side
    3,202.86x = 7,899,719.72
  5. Step 5: Solve for x
    x = 7,899,719.72/3,202.86
  6. Step 6: Final answer
    x = 2,466.46

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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.