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Finding the Fourth Proportional to 6,243.99, 9,362.82 and 2,082.51

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Solution

The fourth proportional to 6,243.99, 9,362.82 and 2,082.51 is: 3,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,243.99 : 9,362.82 = 2,082.51 : x
  2. Step 2: Convert to fraction form
    6,243.99/9,362.82 = 2,082.51/x
  3. Step 3: Cross multiply
    6,243.99x = 9,362.82 × 2,082.51
  4. Step 4: Simplify right side
    6,243.99x = 19,498,174.09
  5. Step 5: Solve for x
    x = 19,498,174.09/6,243.99
  6. Step 6: Final answer
    x = 3,122.71

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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.