Home / 3,625.91-5,440.11-1,433.44

Finding the Fourth Proportional to 3,625.91, 5,440.11 and 1,433.44

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Solution

The fourth proportional to 3,625.91, 5,440.11 and 1,433.44 is: 2,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.91 : 5,440.11 = 1,433.44 : x
  2. Step 2: Convert to fraction form
    3,625.91/5,440.11 = 1,433.44/x
  3. Step 3: Cross multiply
    3,625.91x = 5,440.11 × 1,433.44
  4. Step 4: Simplify right side
    3,625.91x = 7,798,071.28
  5. Step 5: Solve for x
    x = 7,798,071.28/3,625.91
  6. Step 6: Final answer
    x = 2,150.65

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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.