Home / 4,123.80-6,183.20-1,622.00

Finding the Fourth Proportional to 4,123.80, 6,183.20 and 1,622.00

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Solution

The fourth proportional to 4,123.80, 6,183.20 and 1,622.00 is: 2,432.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.80 : 6,183.20 = 1,622.00 : x
  2. Step 2: Convert to fraction form
    4,123.80/6,183.20 = 1,622.00/x
  3. Step 3: Cross multiply
    4,123.80x = 6,183.20 × 1,622.00
  4. Step 4: Simplify right side
    4,123.80x = 10,029,169.91
  5. Step 5: Solve for x
    x = 10,029,169.91/4,123.80
  6. Step 6: Final answer
    x = 2,432.02

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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.