Home / 3,768.30-5,201.37-2,442.09

Finding the Fourth Proportional to 3,768.30, 5,201.37 and 2,442.09

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Solution

The fourth proportional to 3,768.30, 5,201.37 and 2,442.09 is: 3,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.30 : 5,201.37 = 2,442.09 : x
  2. Step 2: Convert to fraction form
    3,768.30/5,201.37 = 2,442.09/x
  3. Step 3: Cross multiply
    3,768.30x = 5,201.37 × 2,442.09
  4. Step 4: Simplify right side
    3,768.30x = 12,702,213.66
  5. Step 5: Solve for x
    x = 12,702,213.66/3,768.30
  6. Step 6: Final answer
    x = 3,370.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.