Home / 4,936.62-6,812.68-2,698.63

Finding the Fourth Proportional to 4,936.62, 6,812.68 and 2,698.63

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Solution

The fourth proportional to 4,936.62, 6,812.68 and 2,698.63 is: 3,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.62 : 6,812.68 = 2,698.63 : x
  2. Step 2: Convert to fraction form
    4,936.62/6,812.68 = 2,698.63/x
  3. Step 3: Cross multiply
    4,936.62x = 6,812.68 × 2,698.63
  4. Step 4: Simplify right side
    4,936.62x = 18,384,901.08
  5. Step 5: Solve for x
    x = 18,384,901.08/4,936.62
  6. Step 6: Final answer
    x = 3,724.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.