Home / 3,796.67-5,239.04-2,117.94

Finding the Fourth Proportional to 3,796.67, 5,239.04 and 2,117.94

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Solution

The fourth proportional to 3,796.67, 5,239.04 and 2,117.94 is: 2,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.67 : 5,239.04 = 2,117.94 : x
  2. Step 2: Convert to fraction form
    3,796.67/5,239.04 = 2,117.94/x
  3. Step 3: Cross multiply
    3,796.67x = 5,239.04 × 2,117.94
  4. Step 4: Simplify right side
    3,796.67x = 11,095,961.79
  5. Step 5: Solve for x
    x = 11,095,961.79/3,796.67
  6. Step 6: Final answer
    x = 2,922.55

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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.