Home / 2,738.44-3,779.33-1,619.74

Finding the Fourth Proportional to 2,738.44, 3,779.33 and 1,619.74

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Solution

The fourth proportional to 2,738.44, 3,779.33 and 1,619.74 is: 2,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.44 : 3,779.33 = 1,619.74 : x
  2. Step 2: Convert to fraction form
    2,738.44/3,779.33 = 1,619.74/x
  3. Step 3: Cross multiply
    2,738.44x = 3,779.33 × 1,619.74
  4. Step 4: Simplify right side
    2,738.44x = 6,121,523.88
  5. Step 5: Solve for x
    x = 6,121,523.88/2,738.44
  6. Step 6: Final answer
    x = 2,235.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.