Home / 7,183.14-9,911.73-3,996.19

Finding the Fourth Proportional to 7,183.14, 9,911.73 and 3,996.19

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Solution

The fourth proportional to 7,183.14, 9,911.73 and 3,996.19 is: 5,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.14 : 9,911.73 = 3,996.19 : x
  2. Step 2: Convert to fraction form
    7,183.14/9,911.73 = 3,996.19/x
  3. Step 3: Cross multiply
    7,183.14x = 9,911.73 × 3,996.19
  4. Step 4: Simplify right side
    7,183.14x = 39,609,156.31
  5. Step 5: Solve for x
    x = 39,609,156.31/7,183.14
  6. Step 6: Final answer
    x = 5,514.18

Related Problems

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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.