Home / 3,305.36-4,954.85-1,224.80

Finding the Fourth Proportional to 3,305.36, 4,954.85 and 1,224.80

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Solution

The fourth proportional to 3,305.36, 4,954.85 and 1,224.80 is: 1,836.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.36 : 4,954.85 = 1,224.80 : x
  2. Step 2: Convert to fraction form
    3,305.36/4,954.85 = 1,224.80/x
  3. Step 3: Cross multiply
    3,305.36x = 4,954.85 × 1,224.80
  4. Step 4: Simplify right side
    3,305.36x = 6,068,669.38
  5. Step 5: Solve for x
    x = 6,068,669.38/3,305.36
  6. Step 6: Final answer
    x = 1,836.01

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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.