Home / 4,144.53-6,208.39-1,920.22

Finding the Fourth Proportional to 4,144.53, 6,208.39 and 1,920.22

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Solution

The fourth proportional to 4,144.53, 6,208.39 and 1,920.22 is: 2,876.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.53 : 6,208.39 = 1,920.22 : x
  2. Step 2: Convert to fraction form
    4,144.53/6,208.39 = 1,920.22/x
  3. Step 3: Cross multiply
    4,144.53x = 6,208.39 × 1,920.22
  4. Step 4: Simplify right side
    4,144.53x = 11,921,474.65
  5. Step 5: Solve for x
    x = 11,921,474.65/4,144.53
  6. Step 6: Final answer
    x = 2,876.44

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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.