Home / 4,408.42-6,599.79-3,431.56

Finding the Fourth Proportional to 4,408.42, 6,599.79 and 3,431.56

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Solution

The fourth proportional to 4,408.42, 6,599.79 and 3,431.56 is: 5,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.42 : 6,599.79 = 3,431.56 : x
  2. Step 2: Convert to fraction form
    4,408.42/6,599.79 = 3,431.56/x
  3. Step 3: Cross multiply
    4,408.42x = 6,599.79 × 3,431.56
  4. Step 4: Simplify right side
    4,408.42x = 22,647,575.37
  5. Step 5: Solve for x
    x = 22,647,575.37/4,408.42
  6. Step 6: Final answer
    x = 5,137.35

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1.5x scale

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.