Home / 2,400.28-3,313.68-1,839

Finding the Fourth Proportional to 2,400.28, 3,313.68 and 1,839

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Solution

The fourth proportional to 2,400.28, 3,313.68 and 1,839 is: 2,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.28 : 3,313.68 = 1,839 : x
  2. Step 2: Convert to fraction form
    2,400.28/3,313.68 = 1,839/x
  3. Step 3: Cross multiply
    2,400.28x = 3,313.68 × 1,839
  4. Step 4: Simplify right side
    2,400.28x = 6,093,857.52
  5. Step 5: Solve for x
    x = 6,093,857.52/2,400.28
  6. Step 6: Final answer
    x = 2,538.81

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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.