Home / 11,324.56-16,989.27-4,746.97

Finding the Fourth Proportional to 11,324.56, 16,989.27 and 4,746.97

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Solution

The fourth proportional to 11,324.56, 16,989.27 and 4,746.97 is: 7,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.56 : 16,989.27 = 4,746.97 : x
  2. Step 2: Convert to fraction form
    11,324.56/16,989.27 = 4,746.97/x
  3. Step 3: Cross multiply
    11,324.56x = 16,989.27 × 4,746.97
  4. Step 4: Simplify right side
    11,324.56x = 80,647,555.01
  5. Step 5: Solve for x
    x = 80,647,555.01/11,324.56
  6. Step 6: Final answer
    x = 7,121.47

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1.5x scale

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.