Home / 4,121.46-6,183.27-1,814.58

Finding the Fourth Proportional to 4,121.46, 6,183.27 and 1,814.58

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Solution

The fourth proportional to 4,121.46, 6,183.27 and 1,814.58 is: 2,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.46 : 6,183.27 = 1,814.58 : x
  2. Step 2: Convert to fraction form
    4,121.46/6,183.27 = 1,814.58/x
  3. Step 3: Cross multiply
    4,121.46x = 6,183.27 × 1,814.58
  4. Step 4: Simplify right side
    4,121.46x = 11,220,038.08
  5. Step 5: Solve for x
    x = 11,220,038.08/4,121.46
  6. Step 6: Final answer
    x = 2,722.35

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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.