Home / 3,231.56-4,846.58-1,040.31

Finding the Fourth Proportional to 3,231.56, 4,846.58 and 1,040.31

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Solution

The fourth proportional to 3,231.56, 4,846.58 and 1,040.31 is: 1,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.56 : 4,846.58 = 1,040.31 : x
  2. Step 2: Convert to fraction form
    3,231.56/4,846.58 = 1,040.31/x
  3. Step 3: Cross multiply
    3,231.56x = 4,846.58 × 1,040.31
  4. Step 4: Simplify right side
    3,231.56x = 5,041,940.44
  5. Step 5: Solve for x
    x = 5,041,940.44/3,231.56
  6. Step 6: Final answer
    x = 1,560.22

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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.