Home / 3,389.94-5,085.06-1,198.89

Finding the Fourth Proportional to 3,389.94, 5,085.06 and 1,198.89

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Solution

The fourth proportional to 3,389.94, 5,085.06 and 1,198.89 is: 1,798.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.94 : 5,085.06 = 1,198.89 : x
  2. Step 2: Convert to fraction form
    3,389.94/5,085.06 = 1,198.89/x
  3. Step 3: Cross multiply
    3,389.94x = 5,085.06 × 1,198.89
  4. Step 4: Simplify right side
    3,389.94x = 6,096,427.58
  5. Step 5: Solve for x
    x = 6,096,427.58/3,389.94
  6. Step 6: Final answer
    x = 1,798.39

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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.