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Finding the Fourth Proportional to 5,071.77, 7,007.99 and 3,902.94

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Solution

The fourth proportional to 5,071.77, 7,007.99 and 3,902.94 is: 5,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.77 : 7,007.99 = 3,902.94 : x
  2. Step 2: Convert to fraction form
    5,071.77/7,007.99 = 3,902.94/x
  3. Step 3: Cross multiply
    5,071.77x = 7,007.99 × 3,902.94
  4. Step 4: Simplify right side
    5,071.77x = 27,351,744.98
  5. Step 5: Solve for x
    x = 27,351,744.98/5,071.77
  6. Step 6: Final answer
    x = 5,392.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.