Home / 3,739.44-5,160.87-2,167.59

Finding the Fourth Proportional to 3,739.44, 5,160.87 and 2,167.59

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Solution

The fourth proportional to 3,739.44, 5,160.87 and 2,167.59 is: 2,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.44 : 5,160.87 = 2,167.59 : x
  2. Step 2: Convert to fraction form
    3,739.44/5,160.87 = 2,167.59/x
  3. Step 3: Cross multiply
    3,739.44x = 5,160.87 × 2,167.59
  4. Step 4: Simplify right side
    3,739.44x = 11,186,650.20
  5. Step 5: Solve for x
    x = 11,186,650.20/3,739.44
  6. Step 6: Final answer
    x = 2,991.53

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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.