Home / 11,936.44-16,472.82-6,631.76

Finding the Fourth Proportional to 11,936.44, 16,472.82 and 6,631.76

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Solution

The fourth proportional to 11,936.44, 16,472.82 and 6,631.76 is: 9,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.44 : 16,472.82 = 6,631.76 : x
  2. Step 2: Convert to fraction form
    11,936.44/16,472.82 = 6,631.76/x
  3. Step 3: Cross multiply
    11,936.44x = 16,472.82 × 6,631.76
  4. Step 4: Simplify right side
    11,936.44x = 109,243,788.76
  5. Step 5: Solve for x
    x = 109,243,788.76/11,936.44
  6. Step 6: Final answer
    x = 9,152.12

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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.