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Finding the Fourth Proportional to 11,261.01, 16,866.92 and 5,704.82

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Solution

The fourth proportional to 11,261.01, 16,866.92 and 5,704.82 is: 8,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.01 : 16,866.92 = 5,704.82 : x
  2. Step 2: Convert to fraction form
    11,261.01/16,866.92 = 5,704.82/x
  3. Step 3: Cross multiply
    11,261.01x = 16,866.92 × 5,704.82
  4. Step 4: Simplify right side
    11,261.01x = 96,222,629.70
  5. Step 5: Solve for x
    x = 96,222,629.70/11,261.01
  6. Step 6: Final answer
    x = 8,544.76

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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.