Home / 4,791.83-7,188.93-3,808.35

Finding the Fourth Proportional to 4,791.83, 7,188.93 and 3,808.35

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Solution

The fourth proportional to 4,791.83, 7,188.93 and 3,808.35 is: 5,713.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.83 : 7,188.93 = 3,808.35 : x
  2. Step 2: Convert to fraction form
    4,791.83/7,188.93 = 3,808.35/x
  3. Step 3: Cross multiply
    4,791.83x = 7,188.93 × 3,808.35
  4. Step 4: Simplify right side
    4,791.83x = 27,377,961.57
  5. Step 5: Solve for x
    x = 27,377,961.57/4,791.83
  6. Step 6: Final answer
    x = 5,713.47

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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.