Home / 2,834.37-4,252.86-1,274.79

Finding the Fourth Proportional to 2,834.37, 4,252.86 and 1,274.79

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Solution

The fourth proportional to 2,834.37, 4,252.86 and 1,274.79 is: 1,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.37 : 4,252.86 = 1,274.79 : x
  2. Step 2: Convert to fraction form
    2,834.37/4,252.86 = 1,274.79/x
  3. Step 3: Cross multiply
    2,834.37x = 4,252.86 × 1,274.79
  4. Step 4: Simplify right side
    2,834.37x = 5,421,487.45
  5. Step 5: Solve for x
    x = 5,421,487.45/2,834.37
  6. Step 6: Final answer
    x = 1,912.76

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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.