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Finding the Fourth Proportional to 9,083.48, 12,568.38 and 7,908.44

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Solution

The fourth proportional to 9,083.48, 12,568.38 and 7,908.44 is: 10,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.48 : 12,568.38 = 7,908.44 : x
  2. Step 2: Convert to fraction form
    9,083.48/12,568.38 = 7,908.44/x
  3. Step 3: Cross multiply
    9,083.48x = 12,568.38 × 7,908.44
  4. Step 4: Simplify right side
    9,083.48x = 99,396,279.13
  5. Step 5: Solve for x
    x = 99,396,279.13/9,083.48
  6. Step 6: Final answer
    x = 10,942.53

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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.