Home / 2,028.07-3,039.67-1,442.44

Finding the Fourth Proportional to 2,028.07, 3,039.67 and 1,442.44

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Solution

The fourth proportional to 2,028.07, 3,039.67 and 1,442.44 is: 2,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.07 : 3,039.67 = 1,442.44 : x
  2. Step 2: Convert to fraction form
    2,028.07/3,039.67 = 1,442.44/x
  3. Step 3: Cross multiply
    2,028.07x = 3,039.67 × 1,442.44
  4. Step 4: Simplify right side
    2,028.07x = 4,384,541.59
  5. Step 5: Solve for x
    x = 4,384,541.59/2,028.07
  6. Step 6: Final answer
    x = 2,161.93

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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.