Home / 6,255.03-8,631.94-3,422.39

Finding the Fourth Proportional to 6,255.03, 8,631.94 and 3,422.39

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Solution

The fourth proportional to 6,255.03, 8,631.94 and 3,422.39 is: 4,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.03 : 8,631.94 = 3,422.39 : x
  2. Step 2: Convert to fraction form
    6,255.03/8,631.94 = 3,422.39/x
  3. Step 3: Cross multiply
    6,255.03x = 8,631.94 × 3,422.39
  4. Step 4: Simplify right side
    6,255.03x = 29,541,902.30
  5. Step 5: Solve for x
    x = 29,541,902.30/6,255.03
  6. Step 6: Final answer
    x = 4,722.91

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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.