Home / 2,408.60-3,618.30-2,343.80

Finding the Fourth Proportional to 2,408.60, 3,618.30 and 2,343.80

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Solution

The fourth proportional to 2,408.60, 3,618.30 and 2,343.80 is: 3,520.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.60 : 3,618.30 = 2,343.80 : x
  2. Step 2: Convert to fraction form
    2,408.60/3,618.30 = 2,343.80/x
  3. Step 3: Cross multiply
    2,408.60x = 3,618.30 × 2,343.80
  4. Step 4: Simplify right side
    2,408.60x = 8,480,571.54
  5. Step 5: Solve for x
    x = 8,480,571.54/2,408.60
  6. Step 6: Final answer
    x = 3,520.95

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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.