Home / 6,823.17-10,231.11-2,142.32

Finding the Fourth Proportional to 6,823.17, 10,231.11 and 2,142.32

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Solution

The fourth proportional to 6,823.17, 10,231.11 and 2,142.32 is: 3,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.17 : 10,231.11 = 2,142.32 : x
  2. Step 2: Convert to fraction form
    6,823.17/10,231.11 = 2,142.32/x
  3. Step 3: Cross multiply
    6,823.17x = 10,231.11 × 2,142.32
  4. Step 4: Simplify right side
    6,823.17x = 21,918,260.42
  5. Step 5: Solve for x
    x = 21,918,260.42/6,823.17
  6. Step 6: Final answer
    x = 3,212.33

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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.