Home / 8,074.47-11,141.59-4,489.14

Finding the Fourth Proportional to 8,074.47, 11,141.59 and 4,489.14

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Solution

The fourth proportional to 8,074.47, 11,141.59 and 4,489.14 is: 6,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.47 : 11,141.59 = 4,489.14 : x
  2. Step 2: Convert to fraction form
    8,074.47/11,141.59 = 4,489.14/x
  3. Step 3: Cross multiply
    8,074.47x = 11,141.59 × 4,489.14
  4. Step 4: Simplify right side
    8,074.47x = 50,016,134.89
  5. Step 5: Solve for x
    x = 50,016,134.89/8,074.47
  6. Step 6: Final answer
    x = 6,194.36

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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.