Home / 3,144.26-4,339.07-1,747.04

Finding the Fourth Proportional to 3,144.26, 4,339.07 and 1,747.04

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Solution

The fourth proportional to 3,144.26, 4,339.07 and 1,747.04 is: 2,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.26 : 4,339.07 = 1,747.04 : x
  2. Step 2: Convert to fraction form
    3,144.26/4,339.07 = 1,747.04/x
  3. Step 3: Cross multiply
    3,144.26x = 4,339.07 × 1,747.04
  4. Step 4: Simplify right side
    3,144.26x = 7,580,528.85
  5. Step 5: Solve for x
    x = 7,580,528.85/3,144.26
  6. Step 6: Final answer
    x = 2,410.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.