Home / 3,699.63-5,546.70-2,238.42

Finding the Fourth Proportional to 3,699.63, 5,546.70 and 2,238.42

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Solution

The fourth proportional to 3,699.63, 5,546.70 and 2,238.42 is: 3,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.63 : 5,546.70 = 2,238.42 : x
  2. Step 2: Convert to fraction form
    3,699.63/5,546.70 = 2,238.42/x
  3. Step 3: Cross multiply
    3,699.63x = 5,546.70 × 2,238.42
  4. Step 4: Simplify right side
    3,699.63x = 12,415,844.21
  5. Step 5: Solve for x
    x = 12,415,844.21/3,699.63
  6. Step 6: Final answer
    x = 3,355.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.