Home / 2,664.26-3,673.41-2,190.50

Finding the Fourth Proportional to 2,664.26, 3,673.41 and 2,190.50

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Solution

The fourth proportional to 2,664.26, 3,673.41 and 2,190.50 is: 3,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.26 : 3,673.41 = 2,190.50 : x
  2. Step 2: Convert to fraction form
    2,664.26/3,673.41 = 2,190.50/x
  3. Step 3: Cross multiply
    2,664.26x = 3,673.41 × 2,190.50
  4. Step 4: Simplify right side
    2,664.26x = 8,046,604.61
  5. Step 5: Solve for x
    x = 8,046,604.61/2,664.26
  6. Step 6: Final answer
    x = 3,020.20

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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.