Home / 3,758.36-5,186.03-2,245.91

Finding the Fourth Proportional to 3,758.36, 5,186.03 and 2,245.91

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Solution

The fourth proportional to 3,758.36, 5,186.03 and 2,245.91 is: 3,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.36 : 5,186.03 = 2,245.91 : x
  2. Step 2: Convert to fraction form
    3,758.36/5,186.03 = 2,245.91/x
  3. Step 3: Cross multiply
    3,758.36x = 5,186.03 × 2,245.91
  4. Step 4: Simplify right side
    3,758.36x = 11,647,319.48
  5. Step 5: Solve for x
    x = 11,647,319.48/3,758.36
  6. Step 6: Final answer
    x = 3,099.05

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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.