Home / 4,169.20-6,252.70-1,396.12

Finding the Fourth Proportional to 4,169.20, 6,252.70 and 1,396.12

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Solution

The fourth proportional to 4,169.20, 6,252.70 and 1,396.12 is: 2,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.20 : 6,252.70 = 1,396.12 : x
  2. Step 2: Convert to fraction form
    4,169.20/6,252.70 = 1,396.12/x
  3. Step 3: Cross multiply
    4,169.20x = 6,252.70 × 1,396.12
  4. Step 4: Simplify right side
    4,169.20x = 8,729,519.52
  5. Step 5: Solve for x
    x = 8,729,519.52/4,169.20
  6. Step 6: Final answer
    x = 2,093.81

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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.