Home / 11,134.09-16,702.97-5,288.73

Finding the Fourth Proportional to 11,134.09, 16,702.97 and 5,288.73

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Solution

The fourth proportional to 11,134.09, 16,702.97 and 5,288.73 is: 7,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.09 : 16,702.97 = 5,288.73 : x
  2. Step 2: Convert to fraction form
    11,134.09/16,702.97 = 5,288.73/x
  3. Step 3: Cross multiply
    11,134.09x = 16,702.97 × 5,288.73
  4. Step 4: Simplify right side
    11,134.09x = 88,337,409.45
  5. Step 5: Solve for x
    x = 88,337,409.45/11,134.09
  6. Step 6: Final answer
    x = 7,933.96

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Double scale
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Similar ratio
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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.