Home / 7,843.22-10,823.84-4,439.97

Finding the Fourth Proportional to 7,843.22, 10,823.84 and 4,439.97

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Solution

The fourth proportional to 7,843.22, 10,823.84 and 4,439.97 is: 6,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843.22 : 10,823.84 = 4,439.97 : x
  2. Step 2: Convert to fraction form
    7,843.22/10,823.84 = 4,439.97/x
  3. Step 3: Cross multiply
    7,843.22x = 10,823.84 × 4,439.97
  4. Step 4: Simplify right side
    7,843.22x = 48,057,524.88
  5. Step 5: Solve for x
    x = 48,057,524.88/7,843.22
  6. Step 6: Final answer
    x = 6,127.27

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1.5x scale

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.