Home / 3,850.36-5,768.48-3,435.28

Finding the Fourth Proportional to 3,850.36, 5,768.48 and 3,435.28

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Solution

The fourth proportional to 3,850.36, 5,768.48 and 3,435.28 is: 5,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.36 : 5,768.48 = 3,435.28 : x
  2. Step 2: Convert to fraction form
    3,850.36/5,768.48 = 3,435.28/x
  3. Step 3: Cross multiply
    3,850.36x = 5,768.48 × 3,435.28
  4. Step 4: Simplify right side
    3,850.36x = 19,816,326.80
  5. Step 5: Solve for x
    x = 19,816,326.80/3,850.36
  6. Step 6: Final answer
    x = 5,146.62

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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.