Home / 3,231.58-4,850.40-1,589.31

Finding the Fourth Proportional to 3,231.58, 4,850.40 and 1,589.31

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Solution

The fourth proportional to 3,231.58, 4,850.40 and 1,589.31 is: 2,385.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.58 : 4,850.40 = 1,589.31 : x
  2. Step 2: Convert to fraction form
    3,231.58/4,850.40 = 1,589.31/x
  3. Step 3: Cross multiply
    3,231.58x = 4,850.40 × 1,589.31
  4. Step 4: Simplify right side
    3,231.58x = 7,708,789.22
  5. Step 5: Solve for x
    x = 7,708,789.22/3,231.58
  6. Step 6: Final answer
    x = 2,385.46

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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.