Home / 3,028.56-4,179.71-2,035.91

Finding the Fourth Proportional to 3,028.56, 4,179.71 and 2,035.91

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Solution

The fourth proportional to 3,028.56, 4,179.71 and 2,035.91 is: 2,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.56 : 4,179.71 = 2,035.91 : x
  2. Step 2: Convert to fraction form
    3,028.56/4,179.71 = 2,035.91/x
  3. Step 3: Cross multiply
    3,028.56x = 4,179.71 × 2,035.91
  4. Step 4: Simplify right side
    3,028.56x = 8,509,513.39
  5. Step 5: Solve for x
    x = 8,509,513.39/3,028.56
  6. Step 6: Final answer
    x = 2,809.76

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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.