Home / 11,324.46-16,969.37-4,747.06

Finding the Fourth Proportional to 11,324.46, 16,969.37 and 4,747.06

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Solution

The fourth proportional to 11,324.46, 16,969.37 and 4,747.06 is: 7,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.46 : 16,969.37 = 4,747.06 : x
  2. Step 2: Convert to fraction form
    11,324.46/16,969.37 = 4,747.06/x
  3. Step 3: Cross multiply
    11,324.46x = 16,969.37 × 4,747.06
  4. Step 4: Simplify right side
    11,324.46x = 80,554,508.97
  5. Step 5: Solve for x
    x = 80,554,508.97/11,324.46
  6. Step 6: Final answer
    x = 7,113.32

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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.