Home / 8,936.93-13,406.99-3,674.84

Finding the Fourth Proportional to 8,936.93, 13,406.99 and 3,674.84

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Solution

The fourth proportional to 8,936.93, 13,406.99 and 3,674.84 is: 5,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.93 : 13,406.99 = 3,674.84 : x
  2. Step 2: Convert to fraction form
    8,936.93/13,406.99 = 3,674.84/x
  3. Step 3: Cross multiply
    8,936.93x = 13,406.99 × 3,674.84
  4. Step 4: Simplify right side
    8,936.93x = 49,268,601.85
  5. Step 5: Solve for x
    x = 49,268,601.85/8,936.93
  6. Step 6: Final answer
    x = 5,512.92

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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.