Home / 2,958.45-4,082.54-1,839.13

Finding the Fourth Proportional to 2,958.45, 4,082.54 and 1,839.13

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Solution

The fourth proportional to 2,958.45, 4,082.54 and 1,839.13 is: 2,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.45 : 4,082.54 = 1,839.13 : x
  2. Step 2: Convert to fraction form
    2,958.45/4,082.54 = 1,839.13/x
  3. Step 3: Cross multiply
    2,958.45x = 4,082.54 × 1,839.13
  4. Step 4: Simplify right side
    2,958.45x = 7,508,317.91
  5. Step 5: Solve for x
    x = 7,508,317.91/2,958.45
  6. Step 6: Final answer
    x = 2,537.93

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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.