Home / 11,936.54-16,471.68-6,631.24

Finding the Fourth Proportional to 11,936.54, 16,471.68 and 6,631.24

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Solution

The fourth proportional to 11,936.54, 16,471.68 and 6,631.24 is: 9,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.54 : 16,471.68 = 6,631.24 : x
  2. Step 2: Convert to fraction form
    11,936.54/16,471.68 = 6,631.24/x
  3. Step 3: Cross multiply
    11,936.54x = 16,471.68 × 6,631.24
  4. Step 4: Simplify right side
    11,936.54x = 109,227,663.28
  5. Step 5: Solve for x
    x = 109,227,663.28/11,936.54
  6. Step 6: Final answer
    x = 9,150.70

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1.5x scale

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.