Home / 5,408.57-7,463.84-3,018.73

Finding the Fourth Proportional to 5,408.57, 7,463.84 and 3,018.73

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Solution

The fourth proportional to 5,408.57, 7,463.84 and 3,018.73 is: 4,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.57 : 7,463.84 = 3,018.73 : x
  2. Step 2: Convert to fraction form
    5,408.57/7,463.84 = 3,018.73/x
  3. Step 3: Cross multiply
    5,408.57x = 7,463.84 × 3,018.73
  4. Step 4: Simplify right side
    5,408.57x = 22,531,265.31
  5. Step 5: Solve for x
    x = 22,531,265.31/5,408.57
  6. Step 6: Final answer
    x = 4,165.85

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1.5x scale

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.