Home / 8,144.96-11,239.63-4,608.23

Finding the Fourth Proportional to 8,144.96, 11,239.63 and 4,608.23

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Solution

The fourth proportional to 8,144.96, 11,239.63 and 4,608.23 is: 6,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.96 : 11,239.63 = 4,608.23 : x
  2. Step 2: Convert to fraction form
    8,144.96/11,239.63 = 4,608.23/x
  3. Step 3: Cross multiply
    8,144.96x = 11,239.63 × 4,608.23
  4. Step 4: Simplify right side
    8,144.96x = 51,794,732.44
  5. Step 5: Solve for x
    x = 51,794,732.44/8,144.96
  6. Step 6: Final answer
    x = 6,359.12

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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.