Home / 8,735.27-13,104.84-3,188.61

Finding the Fourth Proportional to 8,735.27, 13,104.84 and 3,188.61

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Solution

The fourth proportional to 8,735.27, 13,104.84 and 3,188.61 is: 4,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.27 : 13,104.84 = 3,188.61 : x
  2. Step 2: Convert to fraction form
    8,735.27/13,104.84 = 3,188.61/x
  3. Step 3: Cross multiply
    8,735.27x = 13,104.84 × 3,188.61
  4. Step 4: Simplify right side
    8,735.27x = 41,786,235.83
  5. Step 5: Solve for x
    x = 41,786,235.83/8,735.27
  6. Step 6: Final answer
    x = 4,783.63

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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.