Home / 11,836.73-16,340.60-7,361.92

Finding the Fourth Proportional to 11,836.73, 16,340.60 and 7,361.92

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Solution

The fourth proportional to 11,836.73, 16,340.60 and 7,361.92 is: 10,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.73 : 16,340.60 = 7,361.92 : x
  2. Step 2: Convert to fraction form
    11,836.73/16,340.60 = 7,361.92/x
  3. Step 3: Cross multiply
    11,836.73x = 16,340.60 × 7,361.92
  4. Step 4: Simplify right side
    11,836.73x = 120,298,171.55
  5. Step 5: Solve for x
    x = 120,298,171.55/11,836.73
  6. Step 6: Final answer
    x = 10,163.13

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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.