Home / 3,299.15-4,944.27-1,217.21

Finding the Fourth Proportional to 3,299.15, 4,944.27 and 1,217.21

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Solution

The fourth proportional to 3,299.15, 4,944.27 and 1,217.21 is: 1,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.15 : 4,944.27 = 1,217.21 : x
  2. Step 2: Convert to fraction form
    3,299.15/4,944.27 = 1,217.21/x
  3. Step 3: Cross multiply
    3,299.15x = 4,944.27 × 1,217.21
  4. Step 4: Simplify right side
    3,299.15x = 6,018,194.73
  5. Step 5: Solve for x
    x = 6,018,194.73/3,299.15
  6. Step 6: Final answer
    x = 1,824.16

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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.