Home / 4,172.97-6,260.06-1,399.02

Finding the Fourth Proportional to 4,172.97, 6,260.06 and 1,399.02

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Solution

The fourth proportional to 4,172.97, 6,260.06 and 1,399.02 is: 2,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.97 : 6,260.06 = 1,399.02 : x
  2. Step 2: Convert to fraction form
    4,172.97/6,260.06 = 1,399.02/x
  3. Step 3: Cross multiply
    4,172.97x = 6,260.06 × 1,399.02
  4. Step 4: Simplify right side
    4,172.97x = 8,757,952.64
  5. Step 5: Solve for x
    x = 8,757,952.64/4,172.97
  6. Step 6: Final answer
    x = 2,098.73

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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.