Home / 2,589.14-3,571.62-1,926.56

Finding the Fourth Proportional to 2,589.14, 3,571.62 and 1,926.56

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Solution

The fourth proportional to 2,589.14, 3,571.62 and 1,926.56 is: 2,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.14 : 3,571.62 = 1,926.56 : x
  2. Step 2: Convert to fraction form
    2,589.14/3,571.62 = 1,926.56/x
  3. Step 3: Cross multiply
    2,589.14x = 3,571.62 × 1,926.56
  4. Step 4: Simplify right side
    2,589.14x = 6,880,940.23
  5. Step 5: Solve for x
    x = 6,880,940.23/2,589.14
  6. Step 6: Final answer
    x = 2,657.62

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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.