Home / 6,816.09-10,224.78-2,656.44

Finding the Fourth Proportional to 6,816.09, 10,224.78 and 2,656.44

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Solution

The fourth proportional to 6,816.09, 10,224.78 and 2,656.44 is: 3,984.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.09 : 10,224.78 = 2,656.44 : x
  2. Step 2: Convert to fraction form
    6,816.09/10,224.78 = 2,656.44/x
  3. Step 3: Cross multiply
    6,816.09x = 10,224.78 × 2,656.44
  4. Step 4: Simplify right side
    6,816.09x = 27,161,514.58
  5. Step 5: Solve for x
    x = 27,161,514.58/6,816.09
  6. Step 6: Final answer
    x = 3,984.91

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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.