Home / 3,664.50-5,054.94-2,170.95

Finding the Fourth Proportional to 3,664.50, 5,054.94 and 2,170.95

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Solution

The fourth proportional to 3,664.50, 5,054.94 and 2,170.95 is: 2,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.50 : 5,054.94 = 2,170.95 : x
  2. Step 2: Convert to fraction form
    3,664.50/5,054.94 = 2,170.95/x
  3. Step 3: Cross multiply
    3,664.50x = 5,054.94 × 2,170.95
  4. Step 4: Simplify right side
    3,664.50x = 10,974,021.99
  5. Step 5: Solve for x
    x = 10,974,021.99/3,664.50
  6. Step 6: Final answer
    x = 2,994.68

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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.