Home / 3,083.52-4,641.78-2,766

Finding the Fourth Proportional to 3,083.52, 4,641.78 and 2,766

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Solution

The fourth proportional to 3,083.52, 4,641.78 and 2,766 is: 4,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.52 : 4,641.78 = 2,766 : x
  2. Step 2: Convert to fraction form
    3,083.52/4,641.78 = 2,766/x
  3. Step 3: Cross multiply
    3,083.52x = 4,641.78 × 2,766
  4. Step 4: Simplify right side
    3,083.52x = 12,839,163.48
  5. Step 5: Solve for x
    x = 12,839,163.48/3,083.52
  6. Step 6: Final answer
    x = 4,163.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.