Home / 4,144.40-6,217.62-3,405.26

Finding the Fourth Proportional to 4,144.40, 6,217.62 and 3,405.26

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Solution

The fourth proportional to 4,144.40, 6,217.62 and 3,405.26 is: 5,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.40 : 6,217.62 = 3,405.26 : x
  2. Step 2: Convert to fraction form
    4,144.40/6,217.62 = 3,405.26/x
  3. Step 3: Cross multiply
    4,144.40x = 6,217.62 × 3,405.26
  4. Step 4: Simplify right side
    4,144.40x = 21,172,612.68
  5. Step 5: Solve for x
    x = 21,172,612.68/4,144.40
  6. Step 6: Final answer
    x = 5,108.73

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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.