Home / 5,183.05-7,145.37-4,383.17

Finding the Fourth Proportional to 5,183.05, 7,145.37 and 4,383.17

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Solution

The fourth proportional to 5,183.05, 7,145.37 and 4,383.17 is: 6,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.05 : 7,145.37 = 4,383.17 : x
  2. Step 2: Convert to fraction form
    5,183.05/7,145.37 = 4,383.17/x
  3. Step 3: Cross multiply
    5,183.05x = 7,145.37 × 4,383.17
  4. Step 4: Simplify right side
    5,183.05x = 31,319,313.78
  5. Step 5: Solve for x
    x = 31,319,313.78/5,183.05
  6. Step 6: Final answer
    x = 6,042.64

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Half scale
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Double scale
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Similar ratio
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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.