Home / 3,785.12-5,662.56-3,369.44

Finding the Fourth Proportional to 3,785.12, 5,662.56 and 3,369.44

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Solution

The fourth proportional to 3,785.12, 5,662.56 and 3,369.44 is: 5,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.12 : 5,662.56 = 3,369.44 : x
  2. Step 2: Convert to fraction form
    3,785.12/5,662.56 = 3,369.44/x
  3. Step 3: Cross multiply
    3,785.12x = 5,662.56 × 3,369.44
  4. Step 4: Simplify right side
    3,785.12x = 19,079,656.17
  5. Step 5: Solve for x
    x = 19,079,656.17/3,785.12
  6. Step 6: Final answer
    x = 5,040.70

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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.