Home / 3,366.92-5,046.16-2,628.80

Finding the Fourth Proportional to 3,366.92, 5,046.16 and 2,628.80

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Solution

The fourth proportional to 3,366.92, 5,046.16 and 2,628.80 is: 3,939.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.92 : 5,046.16 = 2,628.80 : x
  2. Step 2: Convert to fraction form
    3,366.92/5,046.16 = 2,628.80/x
  3. Step 3: Cross multiply
    3,366.92x = 5,046.16 × 2,628.80
  4. Step 4: Simplify right side
    3,366.92x = 13,265,345.41
  5. Step 5: Solve for x
    x = 13,265,345.41/3,366.92
  6. Step 6: Final answer
    x = 3,939.91

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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.