Home / 8,836.11-13,257.68-3,640.77

Finding the Fourth Proportional to 8,836.11, 13,257.68 and 3,640.77

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Solution

The fourth proportional to 8,836.11, 13,257.68 and 3,640.77 is: 5,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.11 : 13,257.68 = 3,640.77 : x
  2. Step 2: Convert to fraction form
    8,836.11/13,257.68 = 3,640.77/x
  3. Step 3: Cross multiply
    8,836.11x = 13,257.68 × 3,640.77
  4. Step 4: Simplify right side
    8,836.11x = 48,268,145.41
  5. Step 5: Solve for x
    x = 48,268,145.41/8,836.11
  6. Step 6: Final answer
    x = 5,462.60

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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.