Home / 2,718.22-4,076.84-1,237.09

Finding the Fourth Proportional to 2,718.22, 4,076.84 and 1,237.09

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Solution

The fourth proportional to 2,718.22, 4,076.84 and 1,237.09 is: 1,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.22 : 4,076.84 = 1,237.09 : x
  2. Step 2: Convert to fraction form
    2,718.22/4,076.84 = 1,237.09/x
  3. Step 3: Cross multiply
    2,718.22x = 4,076.84 × 1,237.09
  4. Step 4: Simplify right side
    2,718.22x = 5,043,418.00
  5. Step 5: Solve for x
    x = 5,043,418.00/2,718.22
  6. Step 6: Final answer
    x = 1,855.41

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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.