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Finding the Fourth Proportional to 11,183.01, 16,785.45 and 6,809.01

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Solution

The fourth proportional to 11,183.01, 16,785.45 and 6,809.01 is: 10,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.01 : 16,785.45 = 6,809.01 : x
  2. Step 2: Convert to fraction form
    11,183.01/16,785.45 = 6,809.01/x
  3. Step 3: Cross multiply
    11,183.01x = 16,785.45 × 6,809.01
  4. Step 4: Simplify right side
    11,183.01x = 114,292,296.90
  5. Step 5: Solve for x
    x = 114,292,296.90/11,183.01
  6. Step 6: Final answer
    x = 10,220.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.