Home / 3,761.44-5,189.15-2,268.53

Finding the Fourth Proportional to 3,761.44, 5,189.15 and 2,268.53

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Solution

The fourth proportional to 3,761.44, 5,189.15 and 2,268.53 is: 3,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.44 : 5,189.15 = 2,268.53 : x
  2. Step 2: Convert to fraction form
    3,761.44/5,189.15 = 2,268.53/x
  3. Step 3: Cross multiply
    3,761.44x = 5,189.15 × 2,268.53
  4. Step 4: Simplify right side
    3,761.44x = 11,771,723.81
  5. Step 5: Solve for x
    x = 11,771,723.81/3,761.44
  6. Step 6: Final answer
    x = 3,129.58

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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.