Home / 3,786.09-5,224.82-2,653.44

Finding the Fourth Proportional to 3,786.09, 5,224.82 and 2,653.44

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Solution

The fourth proportional to 3,786.09, 5,224.82 and 2,653.44 is: 3,661.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.09 : 5,224.82 = 2,653.44 : x
  2. Step 2: Convert to fraction form
    3,786.09/5,224.82 = 2,653.44/x
  3. Step 3: Cross multiply
    3,786.09x = 5,224.82 × 2,653.44
  4. Step 4: Simplify right side
    3,786.09x = 13,863,733.11
  5. Step 5: Solve for x
    x = 13,863,733.11/3,786.09
  6. Step 6: Final answer
    x = 3,661.75

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1.5x scale

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.