Home / 2,771.10-4,157.78-2,034.47

Finding the Fourth Proportional to 2,771.10, 4,157.78 and 2,034.47

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Solution

The fourth proportional to 2,771.10, 4,157.78 and 2,034.47 is: 3,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.10 : 4,157.78 = 2,034.47 : x
  2. Step 2: Convert to fraction form
    2,771.10/4,157.78 = 2,034.47/x
  3. Step 3: Cross multiply
    2,771.10x = 4,157.78 × 2,034.47
  4. Step 4: Simplify right side
    2,771.10x = 8,458,873.37
  5. Step 5: Solve for x
    x = 8,458,873.37/2,771.10
  6. Step 6: Final answer
    x = 3,052.54

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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.