Home / 8,112.61-11,194.36-4,576.69

Finding the Fourth Proportional to 8,112.61, 11,194.36 and 4,576.69

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Solution

The fourth proportional to 8,112.61, 11,194.36 and 4,576.69 is: 6,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.61 : 11,194.36 = 4,576.69 : x
  2. Step 2: Convert to fraction form
    8,112.61/11,194.36 = 4,576.69/x
  3. Step 3: Cross multiply
    8,112.61x = 11,194.36 × 4,576.69
  4. Step 4: Simplify right side
    8,112.61x = 51,233,115.47
  5. Step 5: Solve for x
    x = 51,233,115.47/8,112.61
  6. Step 6: Final answer
    x = 6,315.24

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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.