Home / 4,183.89-6,271.46-1,409.61

Finding the Fourth Proportional to 4,183.89, 6,271.46 and 1,409.61

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Solution

The fourth proportional to 4,183.89, 6,271.46 and 1,409.61 is: 2,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.89 : 6,271.46 = 1,409.61 : x
  2. Step 2: Convert to fraction form
    4,183.89/6,271.46 = 1,409.61/x
  3. Step 3: Cross multiply
    4,183.89x = 6,271.46 × 1,409.61
  4. Step 4: Simplify right side
    4,183.89x = 8,840,290.09
  5. Step 5: Solve for x
    x = 8,840,290.09/4,183.89
  6. Step 6: Final answer
    x = 2,112.93

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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.