Home / 2,274.12-3,418.74-1,866.27

Finding the Fourth Proportional to 2,274.12, 3,418.74 and 1,866.27

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Solution

The fourth proportional to 2,274.12, 3,418.74 and 1,866.27 is: 2,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.12 : 3,418.74 = 1,866.27 : x
  2. Step 2: Convert to fraction form
    2,274.12/3,418.74 = 1,866.27/x
  3. Step 3: Cross multiply
    2,274.12x = 3,418.74 × 1,866.27
  4. Step 4: Simplify right side
    2,274.12x = 6,380,291.90
  5. Step 5: Solve for x
    x = 6,380,291.90/2,274.12
  6. Step 6: Final answer
    x = 2,805.61

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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.