Home / 11,802.11-16,286.79-6,496.82

Finding the Fourth Proportional to 11,802.11, 16,286.79 and 6,496.82

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Solution

The fourth proportional to 11,802.11, 16,286.79 and 6,496.82 is: 8,965.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.11 : 16,286.79 = 6,496.82 : x
  2. Step 2: Convert to fraction form
    11,802.11/16,286.79 = 6,496.82/x
  3. Step 3: Cross multiply
    11,802.11x = 16,286.79 × 6,496.82
  4. Step 4: Simplify right side
    11,802.11x = 105,812,343.01
  5. Step 5: Solve for x
    x = 105,812,343.01/11,802.11
  6. Step 6: Final answer
    x = 8,965.54

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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.