Home / 11,802.06-16,286.49-6,496.86

Finding the Fourth Proportional to 11,802.06, 16,286.49 and 6,496.86

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Solution

The fourth proportional to 11,802.06, 16,286.49 and 6,496.86 is: 8,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.06 : 16,286.49 = 6,496.86 : x
  2. Step 2: Convert to fraction form
    11,802.06/16,286.49 = 6,496.86/x
  3. Step 3: Cross multiply
    11,802.06x = 16,286.49 × 6,496.86
  4. Step 4: Simplify right side
    11,802.06x = 105,811,045.42
  5. Step 5: Solve for x
    x = 105,811,045.42/11,802.06
  6. Step 6: Final answer
    x = 8,965.47

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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.