Home / 6,255.87-8,634.26-4,020.54

Finding the Fourth Proportional to 6,255.87, 8,634.26 and 4,020.54

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Solution

The fourth proportional to 6,255.87, 8,634.26 and 4,020.54 is: 5,549.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.87 : 8,634.26 = 4,020.54 : x
  2. Step 2: Convert to fraction form
    6,255.87/8,634.26 = 4,020.54/x
  3. Step 3: Cross multiply
    6,255.87x = 8,634.26 × 4,020.54
  4. Step 4: Simplify right side
    6,255.87x = 34,714,387.70
  5. Step 5: Solve for x
    x = 34,714,387.70/6,255.87
  6. Step 6: Final answer
    x = 5,549.09

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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.