Home / 8,936.16-13,405.15-3,092.75

Finding the Fourth Proportional to 8,936.16, 13,405.15 and 3,092.75

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Solution

The fourth proportional to 8,936.16, 13,405.15 and 3,092.75 is: 4,639.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.16 : 13,405.15 = 3,092.75 : x
  2. Step 2: Convert to fraction form
    8,936.16/13,405.15 = 3,092.75/x
  3. Step 3: Cross multiply
    8,936.16x = 13,405.15 × 3,092.75
  4. Step 4: Simplify right side
    8,936.16x = 41,458,747.38
  5. Step 5: Solve for x
    x = 41,458,747.38/8,936.16
  6. Step 6: Final answer
    x = 4,639.44

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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.