Home / 4,190.97-5,782.26-2,511.57

Finding the Fourth Proportional to 4,190.97, 5,782.26 and 2,511.57

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Solution

The fourth proportional to 4,190.97, 5,782.26 and 2,511.57 is: 3,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.97 : 5,782.26 = 2,511.57 : x
  2. Step 2: Convert to fraction form
    4,190.97/5,782.26 = 2,511.57/x
  3. Step 3: Cross multiply
    4,190.97x = 5,782.26 × 2,511.57
  4. Step 4: Simplify right side
    4,190.97x = 14,522,550.75
  5. Step 5: Solve for x
    x = 14,522,550.75/4,190.97
  6. Step 6: Final answer
    x = 3,465.20

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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.