Home / 9,805.41-13,524.27-6,221.49

Finding the Fourth Proportional to 9,805.41, 13,524.27 and 6,221.49

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Solution

The fourth proportional to 9,805.41, 13,524.27 and 6,221.49 is: 8,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.41 : 13,524.27 = 6,221.49 : x
  2. Step 2: Convert to fraction form
    9,805.41/13,524.27 = 6,221.49/x
  3. Step 3: Cross multiply
    9,805.41x = 13,524.27 × 6,221.49
  4. Step 4: Simplify right side
    9,805.41x = 84,141,110.56
  5. Step 5: Solve for x
    x = 84,141,110.56/9,805.41
  6. Step 6: Final answer
    x = 8,581.09

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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.