Home / 8,934.12-13,396.22-3,667.72

Finding the Fourth Proportional to 8,934.12, 13,396.22 and 3,667.72

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Solution

The fourth proportional to 8,934.12, 13,396.22 and 3,667.72 is: 5,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.12 : 13,396.22 = 3,667.72 : x
  2. Step 2: Convert to fraction form
    8,934.12/13,396.22 = 3,667.72/x
  3. Step 3: Cross multiply
    8,934.12x = 13,396.22 × 3,667.72
  4. Step 4: Simplify right side
    8,934.12x = 49,133,584.02
  5. Step 5: Solve for x
    x = 49,133,584.02/8,934.12
  6. Step 6: Final answer
    x = 5,499.54

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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.