Home / 3,786.44-5,225.22-2,192.98

Finding the Fourth Proportional to 3,786.44, 5,225.22 and 2,192.98

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Solution

The fourth proportional to 3,786.44, 5,225.22 and 2,192.98 is: 3,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.44 : 5,225.22 = 2,192.98 : x
  2. Step 2: Convert to fraction form
    3,786.44/5,225.22 = 2,192.98/x
  3. Step 3: Cross multiply
    3,786.44x = 5,225.22 × 2,192.98
  4. Step 4: Simplify right side
    3,786.44x = 11,458,802.96
  5. Step 5: Solve for x
    x = 11,458,802.96/3,786.44
  6. Step 6: Final answer
    x = 3,026.27

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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.