Home / 3,919.44-5,408.16-2,592.43

Finding the Fourth Proportional to 3,919.44, 5,408.16 and 2,592.43

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Solution

The fourth proportional to 3,919.44, 5,408.16 and 2,592.43 is: 3,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919.44 : 5,408.16 = 2,592.43 : x
  2. Step 2: Convert to fraction form
    3,919.44/5,408.16 = 2,592.43/x
  3. Step 3: Cross multiply
    3,919.44x = 5,408.16 × 2,592.43
  4. Step 4: Simplify right side
    3,919.44x = 14,020,276.23
  5. Step 5: Solve for x
    x = 14,020,276.23/3,919.44
  6. Step 6: Final answer
    x = 3,577.11

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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.