Home / 2,762.44-4,138.11-1,371.57

Finding the Fourth Proportional to 2,762.44, 4,138.11 and 1,371.57

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Solution

The fourth proportional to 2,762.44, 4,138.11 and 1,371.57 is: 2,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.44 : 4,138.11 = 1,371.57 : x
  2. Step 2: Convert to fraction form
    2,762.44/4,138.11 = 1,371.57/x
  3. Step 3: Cross multiply
    2,762.44x = 4,138.11 × 1,371.57
  4. Step 4: Simplify right side
    2,762.44x = 5,675,695.87
  5. Step 5: Solve for x
    x = 5,675,695.87/2,762.44
  6. Step 6: Final answer
    x = 2,054.60

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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.