Home / 3,481.15-5,222.03-1,401.07

Finding the Fourth Proportional to 3,481.15, 5,222.03 and 1,401.07

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Solution

The fourth proportional to 3,481.15, 5,222.03 and 1,401.07 is: 2,101.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.15 : 5,222.03 = 1,401.07 : x
  2. Step 2: Convert to fraction form
    3,481.15/5,222.03 = 1,401.07/x
  3. Step 3: Cross multiply
    3,481.15x = 5,222.03 × 1,401.07
  4. Step 4: Simplify right side
    3,481.15x = 7,316,429.57
  5. Step 5: Solve for x
    x = 7,316,429.57/3,481.15
  6. Step 6: Final answer
    x = 2,101.73

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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.