Home / 6,816.38-10,224.57-2,136.39

Finding the Fourth Proportional to 6,816.38, 10,224.57 and 2,136.39

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Solution

The fourth proportional to 6,816.38, 10,224.57 and 2,136.39 is: 3,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.38 : 10,224.57 = 2,136.39 : x
  2. Step 2: Convert to fraction form
    6,816.38/10,224.57 = 2,136.39/x
  3. Step 3: Cross multiply
    6,816.38x = 10,224.57 × 2,136.39
  4. Step 4: Simplify right side
    6,816.38x = 21,843,612.64
  5. Step 5: Solve for x
    x = 21,843,612.64/6,816.38
  6. Step 6: Final answer
    x = 3,204.58

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Similar ratio
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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.