Home / 11,794.09-16,276.11-6,489.19

Finding the Fourth Proportional to 11,794.09, 16,276.11 and 6,489.19

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Solution

The fourth proportional to 11,794.09, 16,276.11 and 6,489.19 is: 8,955.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.09 : 16,276.11 = 6,489.19 : x
  2. Step 2: Convert to fraction form
    11,794.09/16,276.11 = 6,489.19/x
  3. Step 3: Cross multiply
    11,794.09x = 16,276.11 × 6,489.19
  4. Step 4: Simplify right side
    11,794.09x = 105,618,770.25
  5. Step 5: Solve for x
    x = 105,618,770.25/11,794.09
  6. Step 6: Final answer
    x = 8,955.23

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.