Home / 4,478.50-6,183.98-3,883.15

Finding the Fourth Proportional to 4,478.50, 6,183.98 and 3,883.15

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Solution

The fourth proportional to 4,478.50, 6,183.98 and 3,883.15 is: 5,361.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.50 : 6,183.98 = 3,883.15 : x
  2. Step 2: Convert to fraction form
    4,478.50/6,183.98 = 3,883.15/x
  3. Step 3: Cross multiply
    4,478.50x = 6,183.98 × 3,883.15
  4. Step 4: Simplify right side
    4,478.50x = 24,013,321.94
  5. Step 5: Solve for x
    x = 24,013,321.94/4,478.50
  6. Step 6: Final answer
    x = 5,361.91

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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.