Home / 3,789.96-5,675.44-2,399.10

Finding the Fourth Proportional to 3,789.96, 5,675.44 and 2,399.10

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Solution

The fourth proportional to 3,789.96, 5,675.44 and 2,399.10 is: 3,592.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.96 : 5,675.44 = 2,399.10 : x
  2. Step 2: Convert to fraction form
    3,789.96/5,675.44 = 2,399.10/x
  3. Step 3: Cross multiply
    3,789.96x = 5,675.44 × 2,399.10
  4. Step 4: Simplify right side
    3,789.96x = 13,615,913.73
  5. Step 5: Solve for x
    x = 13,615,913.73/3,789.96
  6. Step 6: Final answer
    x = 3,592.63

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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.