Home / 6,231.50-9,351.30-3,153.50

Finding the Fourth Proportional to 6,231.50, 9,351.30 and 3,153.50

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Solution

The fourth proportional to 6,231.50, 9,351.30 and 3,153.50 is: 4,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.50 : 9,351.30 = 3,153.50 : x
  2. Step 2: Convert to fraction form
    6,231.50/9,351.30 = 3,153.50/x
  3. Step 3: Cross multiply
    6,231.50x = 9,351.30 × 3,153.50
  4. Step 4: Simplify right side
    6,231.50x = 29,489,324.55
  5. Step 5: Solve for x
    x = 29,489,324.55/6,231.50
  6. Step 6: Final answer
    x = 4,732.30

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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.