Home / 11,801.23-16,286.09-6,496.45

Finding the Fourth Proportional to 11,801.23, 16,286.09 and 6,496.45

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Solution

The fourth proportional to 11,801.23, 16,286.09 and 6,496.45 is: 8,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.23 : 16,286.09 = 6,496.45 : x
  2. Step 2: Convert to fraction form
    11,801.23/16,286.09 = 6,496.45/x
  3. Step 3: Cross multiply
    11,801.23x = 16,286.09 × 6,496.45
  4. Step 4: Simplify right side
    11,801.23x = 105,801,736.90
  5. Step 5: Solve for x
    x = 105,801,736.90/11,801.23
  6. Step 6: Final answer
    x = 8,965.31

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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.