Home / 8,134.73-11,232.29-6,243.32

Finding the Fourth Proportional to 8,134.73, 11,232.29 and 6,243.32

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Solution

The fourth proportional to 8,134.73, 11,232.29 and 6,243.32 is: 8,620.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.73 : 11,232.29 = 6,243.32 : x
  2. Step 2: Convert to fraction form
    8,134.73/11,232.29 = 6,243.32/x
  3. Step 3: Cross multiply
    8,134.73x = 11,232.29 × 6,243.32
  4. Step 4: Simplify right side
    8,134.73x = 70,126,693.42
  5. Step 5: Solve for x
    x = 70,126,693.42/8,134.73
  6. Step 6: Final answer
    x = 8,620.66

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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.