Home / 11,732.15-16,190.66-6,426.97

Finding the Fourth Proportional to 11,732.15, 16,190.66 and 6,426.97

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Solution

The fourth proportional to 11,732.15, 16,190.66 and 6,426.97 is: 8,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.15 : 16,190.66 = 6,426.97 : x
  2. Step 2: Convert to fraction form
    11,732.15/16,190.66 = 6,426.97/x
  3. Step 3: Cross multiply
    11,732.15x = 16,190.66 × 6,426.97
  4. Step 4: Simplify right side
    11,732.15x = 104,056,853.97
  5. Step 5: Solve for x
    x = 104,056,853.97/11,732.15
  6. Step 6: Final answer
    x = 8,869.38

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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.