Home / 3,512.42-5,270.58-1,432.27

Finding the Fourth Proportional to 3,512.42, 5,270.58 and 1,432.27

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Solution

The fourth proportional to 3,512.42, 5,270.58 and 1,432.27 is: 2,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.42 : 5,270.58 = 1,432.27 : x
  2. Step 2: Convert to fraction form
    3,512.42/5,270.58 = 1,432.27/x
  3. Step 3: Cross multiply
    3,512.42x = 5,270.58 × 1,432.27
  4. Step 4: Simplify right side
    3,512.42x = 7,548,880.44
  5. Step 5: Solve for x
    x = 7,548,880.44/3,512.42
  6. Step 6: Final answer
    x = 2,149.19

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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.