Home / 11,318.32-16,976.38-6,933.52

Finding the Fourth Proportional to 11,318.32, 16,976.38 and 6,933.52

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Solution

The fourth proportional to 11,318.32, 16,976.38 and 6,933.52 is: 10,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.32 : 16,976.38 = 6,933.52 : x
  2. Step 2: Convert to fraction form
    11,318.32/16,976.38 = 6,933.52/x
  3. Step 3: Cross multiply
    11,318.32x = 16,976.38 × 6,933.52
  4. Step 4: Simplify right side
    11,318.32x = 117,706,070.26
  5. Step 5: Solve for x
    x = 117,706,070.26/11,318.32
  6. Step 6: Final answer
    x = 10,399.61

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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.