Home / 6,722.82-10,084.47-3,213.24

Finding the Fourth Proportional to 6,722.82, 10,084.47 and 3,213.24

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Solution

The fourth proportional to 6,722.82, 10,084.47 and 3,213.24 is: 4,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.82 : 10,084.47 = 3,213.24 : x
  2. Step 2: Convert to fraction form
    6,722.82/10,084.47 = 3,213.24/x
  3. Step 3: Cross multiply
    6,722.82x = 10,084.47 × 3,213.24
  4. Step 4: Simplify right side
    6,722.82x = 32,403,822.38
  5. Step 5: Solve for x
    x = 32,403,822.38/6,722.82
  6. Step 6: Final answer
    x = 4,819.97

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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.