Home / 3,669.81-5,504.07-1,072.14

Finding the Fourth Proportional to 3,669.81, 5,504.07 and 1,072.14

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Solution

The fourth proportional to 3,669.81, 5,504.07 and 1,072.14 is: 1,608.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.81 : 5,504.07 = 1,072.14 : x
  2. Step 2: Convert to fraction form
    3,669.81/5,504.07 = 1,072.14/x
  3. Step 3: Cross multiply
    3,669.81x = 5,504.07 × 1,072.14
  4. Step 4: Simplify right side
    3,669.81x = 5,901,133.61
  5. Step 5: Solve for x
    x = 5,901,133.61/3,669.81
  6. Step 6: Final answer
    x = 1,608.02

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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.