Home / 11,936.76-16,473.42-6,631.92

Finding the Fourth Proportional to 11,936.76, 16,473.42 and 6,631.92

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Solution

The fourth proportional to 11,936.76, 16,473.42 and 6,631.92 is: 9,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.76 : 16,473.42 = 6,631.92 : x
  2. Step 2: Convert to fraction form
    11,936.76/16,473.42 = 6,631.92/x
  3. Step 3: Cross multiply
    11,936.76x = 16,473.42 × 6,631.92
  4. Step 4: Simplify right side
    11,936.76x = 109,250,403.57
  5. Step 5: Solve for x
    x = 109,250,403.57/11,936.76
  6. Step 6: Final answer
    x = 9,152.43

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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.