Home / 11,316.94-16,976.32-3,525.75

Finding the Fourth Proportional to 11,316.94, 16,976.32 and 3,525.75

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Solution

The fourth proportional to 11,316.94, 16,976.32 and 3,525.75 is: 5,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.94 : 16,976.32 = 3,525.75 : x
  2. Step 2: Convert to fraction form
    11,316.94/16,976.32 = 3,525.75/x
  3. Step 3: Cross multiply
    11,316.94x = 16,976.32 × 3,525.75
  4. Step 4: Simplify right side
    11,316.94x = 59,854,251.43
  5. Step 5: Solve for x
    x = 59,854,251.43/11,316.94
  6. Step 6: Final answer
    x = 5,288.91

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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.