Home / 3,401.44-5,103.92-1,453.12

Finding the Fourth Proportional to 3,401.44, 5,103.92 and 1,453.12

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Solution

The fourth proportional to 3,401.44, 5,103.92 and 1,453.12 is: 2,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.44 : 5,103.92 = 1,453.12 : x
  2. Step 2: Convert to fraction form
    3,401.44/5,103.92 = 1,453.12/x
  3. Step 3: Cross multiply
    3,401.44x = 5,103.92 × 1,453.12
  4. Step 4: Simplify right side
    3,401.44x = 7,416,608.23
  5. Step 5: Solve for x
    x = 7,416,608.23/3,401.44
  6. Step 6: Final answer
    x = 2,180.43

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1.5x scale

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.