Home / 11,606.96-16,004.76-8,628.32

Finding the Fourth Proportional to 11,606.96, 16,004.76 and 8,628.32

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Solution

The fourth proportional to 11,606.96, 16,004.76 and 8,628.32 is: 11,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,606.96 : 16,004.76 = 8,628.32 : x
  2. Step 2: Convert to fraction form
    11,606.96/16,004.76 = 8,628.32/x
  3. Step 3: Cross multiply
    11,606.96x = 16,004.76 × 8,628.32
  4. Step 4: Simplify right side
    11,606.96x = 138,094,190.80
  5. Step 5: Solve for x
    x = 138,094,190.80/11,606.96
  6. Step 6: Final answer
    x = 11,897.53

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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.