Home / 4,022.88-6,034.14-1,425.78

Finding the Fourth Proportional to 4,022.88, 6,034.14 and 1,425.78

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Solution

The fourth proportional to 4,022.88, 6,034.14 and 1,425.78 is: 2,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.88 : 6,034.14 = 1,425.78 : x
  2. Step 2: Convert to fraction form
    4,022.88/6,034.14 = 1,425.78/x
  3. Step 3: Cross multiply
    4,022.88x = 6,034.14 × 1,425.78
  4. Step 4: Simplify right side
    4,022.88x = 8,603,356.13
  5. Step 5: Solve for x
    x = 8,603,356.13/4,022.88
  6. Step 6: Final answer
    x = 2,138.61

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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.