Home / 11,845.92-17,765.79-3,523.71

Finding the Fourth Proportional to 11,845.92, 17,765.79 and 3,523.71

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Solution

The fourth proportional to 11,845.92, 17,765.79 and 3,523.71 is: 5,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.92 : 17,765.79 = 3,523.71 : x
  2. Step 2: Convert to fraction form
    11,845.92/17,765.79 = 3,523.71/x
  3. Step 3: Cross multiply
    11,845.92x = 17,765.79 × 3,523.71
  4. Step 4: Simplify right side
    11,845.92x = 62,601,491.88
  5. Step 5: Solve for x
    x = 62,601,491.88/11,845.92
  6. Step 6: Final answer
    x = 5,284.65

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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.