Home / 2,193.94-3,288.46-1,099.22

Finding the Fourth Proportional to 2,193.94, 3,288.46 and 1,099.22

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Solution

The fourth proportional to 2,193.94, 3,288.46 and 1,099.22 is: 1,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.94 : 3,288.46 = 1,099.22 : x
  2. Step 2: Convert to fraction form
    2,193.94/3,288.46 = 1,099.22/x
  3. Step 3: Cross multiply
    2,193.94x = 3,288.46 × 1,099.22
  4. Step 4: Simplify right side
    2,193.94x = 3,614,741.00
  5. Step 5: Solve for x
    x = 3,614,741.00/2,193.94
  6. Step 6: Final answer
    x = 1,647.60

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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.