Home / 2,958.24-4,082.23-1,631.87

Finding the Fourth Proportional to 2,958.24, 4,082.23 and 1,631.87

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Solution

The fourth proportional to 2,958.24, 4,082.23 and 1,631.87 is: 2,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.24 : 4,082.23 = 1,631.87 : x
  2. Step 2: Convert to fraction form
    2,958.24/4,082.23 = 1,631.87/x
  3. Step 3: Cross multiply
    2,958.24x = 4,082.23 × 1,631.87
  4. Step 4: Simplify right side
    2,958.24x = 6,661,668.67
  5. Step 5: Solve for x
    x = 6,661,668.67/2,958.24
  6. Step 6: Final answer
    x = 2,251.90

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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.