Home / 4,321.27-6,481.97-1,359.62

Finding the Fourth Proportional to 4,321.27, 6,481.97 and 1,359.62

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Solution

The fourth proportional to 4,321.27, 6,481.97 and 1,359.62 is: 2,039.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.27 : 6,481.97 = 1,359.62 : x
  2. Step 2: Convert to fraction form
    4,321.27/6,481.97 = 1,359.62/x
  3. Step 3: Cross multiply
    4,321.27x = 6,481.97 × 1,359.62
  4. Step 4: Simplify right side
    4,321.27x = 8,813,016.05
  5. Step 5: Solve for x
    x = 8,813,016.05/4,321.27
  6. Step 6: Final answer
    x = 2,039.45

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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.