Home / 11,935.32-17,896.83-5,355.87

Finding the Fourth Proportional to 11,935.32, 17,896.83 and 5,355.87

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Solution

The fourth proportional to 11,935.32, 17,896.83 and 5,355.87 is: 8,031.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.32 : 17,896.83 = 5,355.87 : x
  2. Step 2: Convert to fraction form
    11,935.32/17,896.83 = 5,355.87/x
  3. Step 3: Cross multiply
    11,935.32x = 17,896.83 × 5,355.87
  4. Step 4: Simplify right side
    11,935.32x = 95,853,027.78
  5. Step 5: Solve for x
    x = 95,853,027.78/11,935.32
  6. Step 6: Final answer
    x = 8,031.04

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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.