Home / 4,944.90-7,408.35-3,911.70

Finding the Fourth Proportional to 4,944.90, 7,408.35 and 3,911.70

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Solution

The fourth proportional to 4,944.90, 7,408.35 and 3,911.70 is: 5,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.90 : 7,408.35 = 3,911.70 : x
  2. Step 2: Convert to fraction form
    4,944.90/7,408.35 = 3,911.70/x
  3. Step 3: Cross multiply
    4,944.90x = 7,408.35 × 3,911.70
  4. Step 4: Simplify right side
    4,944.90x = 28,979,242.70
  5. Step 5: Solve for x
    x = 28,979,242.70/4,944.90
  6. Step 6: Final answer
    x = 5,860.43

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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.