Home / 1,804.11-2,705.22-1,219.08

Finding the Fourth Proportional to 1,804.11, 2,705.22 and 1,219.08

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Solution

The fourth proportional to 1,804.11, 2,705.22 and 1,219.08 is: 1,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.11 : 2,705.22 = 1,219.08 : x
  2. Step 2: Convert to fraction form
    1,804.11/2,705.22 = 1,219.08/x
  3. Step 3: Cross multiply
    1,804.11x = 2,705.22 × 1,219.08
  4. Step 4: Simplify right side
    1,804.11x = 3,297,879.60
  5. Step 5: Solve for x
    x = 3,297,879.60/1,804.11
  6. Step 6: Final answer
    x = 1,827.98

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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.