Home / 6,257.18-8,634.87-3,424.61

Finding the Fourth Proportional to 6,257.18, 8,634.87 and 3,424.61

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Solution

The fourth proportional to 6,257.18, 8,634.87 and 3,424.61 is: 4,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.18 : 8,634.87 = 3,424.61 : x
  2. Step 2: Convert to fraction form
    6,257.18/8,634.87 = 3,424.61/x
  3. Step 3: Cross multiply
    6,257.18x = 8,634.87 × 3,424.61
  4. Step 4: Simplify right side
    6,257.18x = 29,571,083.74
  5. Step 5: Solve for x
    x = 29,571,083.74/6,257.18
  6. Step 6: Final answer
    x = 4,725.94

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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.