Home / 11,166.32-15,409.24-6,198

Finding the Fourth Proportional to 11,166.32, 15,409.24 and 6,198

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Solution

The fourth proportional to 11,166.32, 15,409.24 and 6,198 is: 8,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.32 : 15,409.24 = 6,198 : x
  2. Step 2: Convert to fraction form
    11,166.32/15,409.24 = 6,198/x
  3. Step 3: Cross multiply
    11,166.32x = 15,409.24 × 6,198
  4. Step 4: Simplify right side
    11,166.32x = 95,506,469.52
  5. Step 5: Solve for x
    x = 95,506,469.52/11,166.32
  6. Step 6: Final answer
    x = 8,553.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.