Home / 5,408.88-8,090.28-3,323.76

Finding the Fourth Proportional to 5,408.88, 8,090.28 and 3,323.76

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Solution

The fourth proportional to 5,408.88, 8,090.28 and 3,323.76 is: 4,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.88 : 8,090.28 = 3,323.76 : x
  2. Step 2: Convert to fraction form
    5,408.88/8,090.28 = 3,323.76/x
  3. Step 3: Cross multiply
    5,408.88x = 8,090.28 × 3,323.76
  4. Step 4: Simplify right side
    5,408.88x = 26,890,149.05
  5. Step 5: Solve for x
    x = 26,890,149.05/5,408.88
  6. Step 6: Final answer
    x = 4,971.48

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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.