Home / 3,481.48-5,222.46-1,401.49

Finding the Fourth Proportional to 3,481.48, 5,222.46 and 1,401.49

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Solution

The fourth proportional to 3,481.48, 5,222.46 and 1,401.49 is: 2,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.48 : 5,222.46 = 1,401.49 : x
  2. Step 2: Convert to fraction form
    3,481.48/5,222.46 = 1,401.49/x
  3. Step 3: Cross multiply
    3,481.48x = 5,222.46 × 1,401.49
  4. Step 4: Simplify right side
    3,481.48x = 7,319,227.93
  5. Step 5: Solve for x
    x = 7,319,227.93/3,481.48
  6. Step 6: Final answer
    x = 2,102.33

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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.