Home / 3,634.48-5,451.30-1,441.81

Finding the Fourth Proportional to 3,634.48, 5,451.30 and 1,441.81

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Solution

The fourth proportional to 3,634.48, 5,451.30 and 1,441.81 is: 2,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.48 : 5,451.30 = 1,441.81 : x
  2. Step 2: Convert to fraction form
    3,634.48/5,451.30 = 1,441.81/x
  3. Step 3: Cross multiply
    3,634.48x = 5,451.30 × 1,441.81
  4. Step 4: Simplify right side
    3,634.48x = 7,859,738.85
  5. Step 5: Solve for x
    x = 7,859,738.85/3,634.48
  6. Step 6: Final answer
    x = 2,162.55

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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.