Home / 3,169.26-4,373.73-1,910.39

Finding the Fourth Proportional to 3,169.26, 4,373.73 and 1,910.39

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Solution

The fourth proportional to 3,169.26, 4,373.73 and 1,910.39 is: 2,636.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.26 : 4,373.73 = 1,910.39 : x
  2. Step 2: Convert to fraction form
    3,169.26/4,373.73 = 1,910.39/x
  3. Step 3: Cross multiply
    3,169.26x = 4,373.73 × 1,910.39
  4. Step 4: Simplify right side
    3,169.26x = 8,355,508.19
  5. Step 5: Solve for x
    x = 8,355,508.19/3,169.26
  6. Step 6: Final answer
    x = 2,636.42

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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.