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Finding the Fourth Proportional to 5,183.51, 7,146 and 4,383.62

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Solution

The fourth proportional to 5,183.51, 7,146 and 4,383.62 is: 6,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.51 : 7,146 = 4,383.62 : x
  2. Step 2: Convert to fraction form
    5,183.51/7,146 = 4,383.62/x
  3. Step 3: Cross multiply
    5,183.51x = 7,146 × 4,383.62
  4. Step 4: Simplify right side
    5,183.51x = 31,325,348.52
  5. Step 5: Solve for x
    x = 31,325,348.52/5,183.51
  6. Step 6: Final answer
    x = 6,043.27

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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.