Home / 1,806.85-2,493.03-1,099.18

Finding the Fourth Proportional to 1,806.85, 2,493.03 and 1,099.18

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Solution

The fourth proportional to 1,806.85, 2,493.03 and 1,099.18 is: 1,516.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.85 : 2,493.03 = 1,099.18 : x
  2. Step 2: Convert to fraction form
    1,806.85/2,493.03 = 1,099.18/x
  3. Step 3: Cross multiply
    1,806.85x = 2,493.03 × 1,099.18
  4. Step 4: Simplify right side
    1,806.85x = 2,740,288.72
  5. Step 5: Solve for x
    x = 2,740,288.72/1,806.85
  6. Step 6: Final answer
    x = 1,516.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.