Home / 3,401.24-5,101.07-936.25

Finding the Fourth Proportional to 3,401.24, 5,101.07 and 936.25

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Solution

The fourth proportional to 3,401.24, 5,101.07 and 936.25 is: 1,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.24 : 5,101.07 = 936.25 : x
  2. Step 2: Convert to fraction form
    3,401.24/5,101.07 = 936.25/x
  3. Step 3: Cross multiply
    3,401.24x = 5,101.07 × 936.25
  4. Step 4: Simplify right side
    3,401.24x = 4,775,859.35
  5. Step 5: Solve for x
    x = 4,775,859.35/3,401.24
  6. Step 6: Final answer
    x = 1,404.15

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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.