Home / 3,789.44-5,687.76-2,059.28

Finding the Fourth Proportional to 3,789.44, 5,687.76 and 2,059.28

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Solution

The fourth proportional to 3,789.44, 5,687.76 and 2,059.28 is: 3,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.44 : 5,687.76 = 2,059.28 : x
  2. Step 2: Convert to fraction form
    3,789.44/5,687.76 = 2,059.28/x
  3. Step 3: Cross multiply
    3,789.44x = 5,687.76 × 2,059.28
  4. Step 4: Simplify right side
    3,789.44x = 11,712,690.41
  5. Step 5: Solve for x
    x = 11,712,690.41/3,789.44
  6. Step 6: Final answer
    x = 3,090.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.