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Finding the Fourth Proportional to 2,527.07, 3,791.97 and 884.79

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Solution

The fourth proportional to 2,527.07, 3,791.97 and 884.79 is: 1,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.07 : 3,791.97 = 884.79 : x
  2. Step 2: Convert to fraction form
    2,527.07/3,791.97 = 884.79/x
  3. Step 3: Cross multiply
    2,527.07x = 3,791.97 × 884.79
  4. Step 4: Simplify right side
    2,527.07x = 3,355,097.14
  5. Step 5: Solve for x
    x = 3,355,097.14/2,527.07
  6. Step 6: Final answer
    x = 1,327.67

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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.