Home / 3,334.13-4,991.94-2,165.48

Finding the Fourth Proportional to 3,334.13, 4,991.94 and 2,165.48

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Solution

The fourth proportional to 3,334.13, 4,991.94 and 2,165.48 is: 3,242.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.13 : 4,991.94 = 2,165.48 : x
  2. Step 2: Convert to fraction form
    3,334.13/4,991.94 = 2,165.48/x
  3. Step 3: Cross multiply
    3,334.13x = 4,991.94 × 2,165.48
  4. Step 4: Simplify right side
    3,334.13x = 10,809,946.23
  5. Step 5: Solve for x
    x = 10,809,946.23/3,334.13
  6. Step 6: Final answer
    x = 3,242.21

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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.