Home / 2,733.58-4,102.41-1,808.80

Finding the Fourth Proportional to 2,733.58, 4,102.41 and 1,808.80

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Solution

The fourth proportional to 2,733.58, 4,102.41 and 1,808.80 is: 2,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.58 : 4,102.41 = 1,808.80 : x
  2. Step 2: Convert to fraction form
    2,733.58/4,102.41 = 1,808.80/x
  3. Step 3: Cross multiply
    2,733.58x = 4,102.41 × 1,808.80
  4. Step 4: Simplify right side
    2,733.58x = 7,420,435.73
  5. Step 5: Solve for x
    x = 7,420,435.73/2,733.58
  6. Step 6: Final answer
    x = 2,714.55

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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.