Home / 3,284.07-4,531.59-2,105.25

Finding the Fourth Proportional to 3,284.07, 4,531.59 and 2,105.25

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Solution

The fourth proportional to 3,284.07, 4,531.59 and 2,105.25 is: 2,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.07 : 4,531.59 = 2,105.25 : x
  2. Step 2: Convert to fraction form
    3,284.07/4,531.59 = 2,105.25/x
  3. Step 3: Cross multiply
    3,284.07x = 4,531.59 × 2,105.25
  4. Step 4: Simplify right side
    3,284.07x = 9,540,129.85
  5. Step 5: Solve for x
    x = 9,540,129.85/3,284.07
  6. Step 6: Final answer
    x = 2,904.97

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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.