Home / 4,261.97-6,395.31-1,631.22

Finding the Fourth Proportional to 4,261.97, 6,395.31 and 1,631.22

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Solution

The fourth proportional to 4,261.97, 6,395.31 and 1,631.22 is: 2,447.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.97 : 6,395.31 = 1,631.22 : x
  2. Step 2: Convert to fraction form
    4,261.97/6,395.31 = 1,631.22/x
  3. Step 3: Cross multiply
    4,261.97x = 6,395.31 × 1,631.22
  4. Step 4: Simplify right side
    4,261.97x = 10,432,157.58
  5. Step 5: Solve for x
    x = 10,432,157.58/4,261.97
  6. Step 6: Final answer
    x = 2,447.73

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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.