Home / 11,660.92-16,091.61-6,355.63

Finding the Fourth Proportional to 11,660.92, 16,091.61 and 6,355.63

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Solution

The fourth proportional to 11,660.92, 16,091.61 and 6,355.63 is: 8,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.92 : 16,091.61 = 6,355.63 : x
  2. Step 2: Convert to fraction form
    11,660.92/16,091.61 = 6,355.63/x
  3. Step 3: Cross multiply
    11,660.92x = 16,091.61 × 6,355.63
  4. Step 4: Simplify right side
    11,660.92x = 102,272,319.26
  5. Step 5: Solve for x
    x = 102,272,319.26/11,660.92
  6. Step 6: Final answer
    x = 8,770.52

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Half scale
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Double scale
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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.