Home / 3,352.60-5,029.61-1,012.78

Finding the Fourth Proportional to 3,352.60, 5,029.61 and 1,012.78

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Solution

The fourth proportional to 3,352.60, 5,029.61 and 1,012.78 is: 1,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.60 : 5,029.61 = 1,012.78 : x
  2. Step 2: Convert to fraction form
    3,352.60/5,029.61 = 1,012.78/x
  3. Step 3: Cross multiply
    3,352.60x = 5,029.61 × 1,012.78
  4. Step 4: Simplify right side
    3,352.60x = 5,093,858.20
  5. Step 5: Solve for x
    x = 5,093,858.20/3,352.60
  6. Step 6: Final answer
    x = 1,519.38

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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.