Home / 4,193.98-6,286.56-1,418.02

Finding the Fourth Proportional to 4,193.98, 6,286.56 and 1,418.02

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Solution

The fourth proportional to 4,193.98, 6,286.56 and 1,418.02 is: 2,125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.98 : 6,286.56 = 1,418.02 : x
  2. Step 2: Convert to fraction form
    4,193.98/6,286.56 = 1,418.02/x
  3. Step 3: Cross multiply
    4,193.98x = 6,286.56 × 1,418.02
  4. Step 4: Simplify right side
    4,193.98x = 8,914,467.81
  5. Step 5: Solve for x
    x = 8,914,467.81/4,193.98
  6. Step 6: Final answer
    x = 2,125.54

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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.