Home / 3,052.52-4,578.77-2,640.43

Finding the Fourth Proportional to 3,052.52, 4,578.77 and 2,640.43

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Solution

The fourth proportional to 3,052.52, 4,578.77 and 2,640.43 is: 3,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.52 : 4,578.77 = 2,640.43 : x
  2. Step 2: Convert to fraction form
    3,052.52/4,578.77 = 2,640.43/x
  3. Step 3: Cross multiply
    3,052.52x = 4,578.77 × 2,640.43
  4. Step 4: Simplify right side
    3,052.52x = 12,089,921.67
  5. Step 5: Solve for x
    x = 12,089,921.67/3,052.52
  6. Step 6: Final answer
    x = 3,960.64

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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.