Home / 3,573.72-5,352.66-2,745.90

Finding the Fourth Proportional to 3,573.72, 5,352.66 and 2,745.90

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Solution

The fourth proportional to 3,573.72, 5,352.66 and 2,745.90 is: 4,112.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.72 : 5,352.66 = 2,745.90 : x
  2. Step 2: Convert to fraction form
    3,573.72/5,352.66 = 2,745.90/x
  3. Step 3: Cross multiply
    3,573.72x = 5,352.66 × 2,745.90
  4. Step 4: Simplify right side
    3,573.72x = 14,697,869.09
  5. Step 5: Solve for x
    x = 14,697,869.09/3,573.72
  6. Step 6: Final answer
    x = 4,112.76

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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.