Home / 3,830.27-5,745.85-1,365.44

Finding the Fourth Proportional to 3,830.27, 5,745.85 and 1,365.44

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Solution

The fourth proportional to 3,830.27, 5,745.85 and 1,365.44 is: 2,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.27 : 5,745.85 = 1,365.44 : x
  2. Step 2: Convert to fraction form
    3,830.27/5,745.85 = 1,365.44/x
  3. Step 3: Cross multiply
    3,830.27x = 5,745.85 × 1,365.44
  4. Step 4: Simplify right side
    3,830.27x = 7,845,581.28
  5. Step 5: Solve for x
    x = 7,845,581.28/3,830.27
  6. Step 6: Final answer
    x = 2,048.31

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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.