Home / 3,669.16-5,504.64-1,072.08

Finding the Fourth Proportional to 3,669.16, 5,504.64 and 1,072.08

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Solution

The fourth proportional to 3,669.16, 5,504.64 and 1,072.08 is: 1,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.16 : 5,504.64 = 1,072.08 : x
  2. Step 2: Convert to fraction form
    3,669.16/5,504.64 = 1,072.08/x
  3. Step 3: Cross multiply
    3,669.16x = 5,504.64 × 1,072.08
  4. Step 4: Simplify right side
    3,669.16x = 5,901,414.45
  5. Step 5: Solve for x
    x = 5,901,414.45/3,669.16
  6. Step 6: Final answer
    x = 1,608.38

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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.