Home / 3,662.60-5,054.94-2,170.98

Finding the Fourth Proportional to 3,662.60, 5,054.94 and 2,170.98

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Solution

The fourth proportional to 3,662.60, 5,054.94 and 2,170.98 is: 2,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.60 : 5,054.94 = 2,170.98 : x
  2. Step 2: Convert to fraction form
    3,662.60/5,054.94 = 2,170.98/x
  3. Step 3: Cross multiply
    3,662.60x = 5,054.94 × 2,170.98
  4. Step 4: Simplify right side
    3,662.60x = 10,974,173.64
  5. Step 5: Solve for x
    x = 10,974,173.64/3,662.60
  6. Step 6: Final answer
    x = 2,996.28

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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.