Home / 2,208.39-3,045.26-1,647.97

Finding the Fourth Proportional to 2,208.39, 3,045.26 and 1,647.97

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Solution

The fourth proportional to 2,208.39, 3,045.26 and 1,647.97 is: 2,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.39 : 3,045.26 = 1,647.97 : x
  2. Step 2: Convert to fraction form
    2,208.39/3,045.26 = 1,647.97/x
  3. Step 3: Cross multiply
    2,208.39x = 3,045.26 × 1,647.97
  4. Step 4: Simplify right side
    2,208.39x = 5,018,481.90
  5. Step 5: Solve for x
    x = 5,018,481.90/2,208.39
  6. Step 6: Final answer
    x = 2,272.47

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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.