Home / 1,839.38-2,760.08-1,825.61

Finding the Fourth Proportional to 1,839.38, 2,760.08 and 1,825.61

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Solution

The fourth proportional to 1,839.38, 2,760.08 and 1,825.61 is: 2,739.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.38 : 2,760.08 = 1,825.61 : x
  2. Step 2: Convert to fraction form
    1,839.38/2,760.08 = 1,825.61/x
  3. Step 3: Cross multiply
    1,839.38x = 2,760.08 × 1,825.61
  4. Step 4: Simplify right side
    1,839.38x = 5,038,806.72
  5. Step 5: Solve for x
    x = 5,038,806.72/1,839.38
  6. Step 6: Final answer
    x = 2,739.41

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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.