Home / 4,190.43-5,782.39-2,511.81

Finding the Fourth Proportional to 4,190.43, 5,782.39 and 2,511.81

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Solution

The fourth proportional to 4,190.43, 5,782.39 and 2,511.81 is: 3,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.43 : 5,782.39 = 2,511.81 : x
  2. Step 2: Convert to fraction form
    4,190.43/5,782.39 = 2,511.81/x
  3. Step 3: Cross multiply
    4,190.43x = 5,782.39 × 2,511.81
  4. Step 4: Simplify right side
    4,190.43x = 14,524,265.03
  5. Step 5: Solve for x
    x = 14,524,265.03/4,190.43
  6. Step 6: Final answer
    x = 3,466.06

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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.