Home / 4,171.66-5,743.77-3,540.87

Finding the Fourth Proportional to 4,171.66, 5,743.77 and 3,540.87

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Solution

The fourth proportional to 4,171.66, 5,743.77 and 3,540.87 is: 4,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.66 : 5,743.77 = 3,540.87 : x
  2. Step 2: Convert to fraction form
    4,171.66/5,743.77 = 3,540.87/x
  3. Step 3: Cross multiply
    4,171.66x = 5,743.77 × 3,540.87
  4. Step 4: Simplify right side
    4,171.66x = 20,337,942.88
  5. Step 5: Solve for x
    x = 20,337,942.88/4,171.66
  6. Step 6: Final answer
    x = 4,875.27

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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.