Home / 6,804.29-10,205.94-1,806.55

Finding the Fourth Proportional to 6,804.29, 10,205.94 and 1,806.55

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Solution

The fourth proportional to 6,804.29, 10,205.94 and 1,806.55 is: 2,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.29 : 10,205.94 = 1,806.55 : x
  2. Step 2: Convert to fraction form
    6,804.29/10,205.94 = 1,806.55/x
  3. Step 3: Cross multiply
    6,804.29x = 10,205.94 × 1,806.55
  4. Step 4: Simplify right side
    6,804.29x = 18,437,540.91
  5. Step 5: Solve for x
    x = 18,437,540.91/6,804.29
  6. Step 6: Final answer
    x = 2,709.69

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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.