Home / 4,028.25-6,042.38-1,431.29

Finding the Fourth Proportional to 4,028.25, 6,042.38 and 1,431.29

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Solution

The fourth proportional to 4,028.25, 6,042.38 and 1,431.29 is: 2,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.25 : 6,042.38 = 1,431.29 : x
  2. Step 2: Convert to fraction form
    4,028.25/6,042.38 = 1,431.29/x
  3. Step 3: Cross multiply
    4,028.25x = 6,042.38 × 1,431.29
  4. Step 4: Simplify right side
    4,028.25x = 8,648,390.91
  5. Step 5: Solve for x
    x = 8,648,390.91/4,028.25
  6. Step 6: Final answer
    x = 2,146.94

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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.