Home / 3,231.83-4,847.79-1,040.57

Finding the Fourth Proportional to 3,231.83, 4,847.79 and 1,040.57

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Solution

The fourth proportional to 3,231.83, 4,847.79 and 1,040.57 is: 1,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.83 : 4,847.79 = 1,040.57 : x
  2. Step 2: Convert to fraction form
    3,231.83/4,847.79 = 1,040.57/x
  3. Step 3: Cross multiply
    3,231.83x = 4,847.79 × 1,040.57
  4. Step 4: Simplify right side
    3,231.83x = 5,044,440.60
  5. Step 5: Solve for x
    x = 5,044,440.60/3,231.83
  6. Step 6: Final answer
    x = 1,560.86

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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.