Home / 11,801.83-16,286.16-6,496.61

Finding the Fourth Proportional to 11,801.83, 16,286.16 and 6,496.61

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Solution

The fourth proportional to 11,801.83, 16,286.16 and 6,496.61 is: 8,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.83 : 16,286.16 = 6,496.61 : x
  2. Step 2: Convert to fraction form
    11,801.83/16,286.16 = 6,496.61/x
  3. Step 3: Cross multiply
    11,801.83x = 16,286.16 × 6,496.61
  4. Step 4: Simplify right side
    11,801.83x = 105,804,772.85
  5. Step 5: Solve for x
    x = 105,804,772.85/11,801.83
  6. Step 6: Final answer
    x = 8,965.12

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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.