Home / 3,437.16-5,147.46-2,183.38

Finding the Fourth Proportional to 3,437.16, 5,147.46 and 2,183.38

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Solution

The fourth proportional to 3,437.16, 5,147.46 and 2,183.38 is: 3,269.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.16 : 5,147.46 = 2,183.38 : x
  2. Step 2: Convert to fraction form
    3,437.16/5,147.46 = 2,183.38/x
  3. Step 3: Cross multiply
    3,437.16x = 5,147.46 × 2,183.38
  4. Step 4: Simplify right side
    3,437.16x = 11,238,861.21
  5. Step 5: Solve for x
    x = 11,238,861.21/3,437.16
  6. Step 6: Final answer
    x = 3,269.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.