Home / 5,686.73-8,531.31-2,766.68

Finding the Fourth Proportional to 5,686.73, 8,531.31 and 2,766.68

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Solution

The fourth proportional to 5,686.73, 8,531.31 and 2,766.68 is: 4,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.73 : 8,531.31 = 2,766.68 : x
  2. Step 2: Convert to fraction form
    5,686.73/8,531.31 = 2,766.68/x
  3. Step 3: Cross multiply
    5,686.73x = 8,531.31 × 2,766.68
  4. Step 4: Simplify right side
    5,686.73x = 23,603,362.09
  5. Step 5: Solve for x
    x = 23,603,362.09/5,686.73
  6. Step 6: Final answer
    x = 4,150.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.