Home / 11,759.73-16,227.58-6,453.69

Finding the Fourth Proportional to 11,759.73, 16,227.58 and 6,453.69

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Solution

The fourth proportional to 11,759.73, 16,227.58 and 6,453.69 is: 8,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.73 : 16,227.58 = 6,453.69 : x
  2. Step 2: Convert to fraction form
    11,759.73/16,227.58 = 6,453.69/x
  3. Step 3: Cross multiply
    11,759.73x = 16,227.58 × 6,453.69
  4. Step 4: Simplify right side
    11,759.73x = 104,727,770.77
  5. Step 5: Solve for x
    x = 104,727,770.77/11,759.73
  6. Step 6: Final answer
    x = 8,905.63

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Half scale
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Double scale
Find fourth proportional to 11,760.73, 16,228.96 and 6,454.69
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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.