Home / 3,371.78-4,653.40-2,027.82

Finding the Fourth Proportional to 3,371.78, 4,653.40 and 2,027.82

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Solution

The fourth proportional to 3,371.78, 4,653.40 and 2,027.82 is: 2,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.78 : 4,653.40 = 2,027.82 : x
  2. Step 2: Convert to fraction form
    3,371.78/4,653.40 = 2,027.82/x
  3. Step 3: Cross multiply
    3,371.78x = 4,653.40 × 2,027.82
  4. Step 4: Simplify right side
    3,371.78x = 9,436,257.59
  5. Step 5: Solve for x
    x = 9,436,257.59/3,371.78
  6. Step 6: Final answer
    x = 2,798.60

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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.