Home / 5,408.35-7,463.55-3,018.55

Finding the Fourth Proportional to 5,408.35, 7,463.55 and 3,018.55

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Solution

The fourth proportional to 5,408.35, 7,463.55 and 3,018.55 is: 4,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.35 : 7,463.55 = 3,018.55 : x
  2. Step 2: Convert to fraction form
    5,408.35/7,463.55 = 3,018.55/x
  3. Step 3: Cross multiply
    5,408.35x = 7,463.55 × 3,018.55
  4. Step 4: Simplify right side
    5,408.35x = 22,529,098.85
  5. Step 5: Solve for x
    x = 22,529,098.85/5,408.35
  6. Step 6: Final answer
    x = 4,165.61

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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.