Home / 11,183.50-16,774.74-3,285.71

Finding the Fourth Proportional to 11,183.50, 16,774.74 and 3,285.71

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Solution

The fourth proportional to 11,183.50, 16,774.74 and 3,285.71 is: 4,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.50 : 16,774.74 = 3,285.71 : x
  2. Step 2: Convert to fraction form
    11,183.50/16,774.74 = 3,285.71/x
  3. Step 3: Cross multiply
    11,183.50x = 16,774.74 × 3,285.71
  4. Step 4: Simplify right side
    11,183.50x = 55,116,930.97
  5. Step 5: Solve for x
    x = 55,116,930.97/11,183.50
  6. Step 6: Final answer
    x = 4,928.42

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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.