Home / 2,409.19-3,614.57-1,092.79

Finding the Fourth Proportional to 2,409.19, 3,614.57 and 1,092.79

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Solution

The fourth proportional to 2,409.19, 3,614.57 and 1,092.79 is: 1,639.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.19 : 3,614.57 = 1,092.79 : x
  2. Step 2: Convert to fraction form
    2,409.19/3,614.57 = 1,092.79/x
  3. Step 3: Cross multiply
    2,409.19x = 3,614.57 × 1,092.79
  4. Step 4: Simplify right side
    2,409.19x = 3,949,942.41
  5. Step 5: Solve for x
    x = 3,949,942.41/2,409.19
  6. Step 6: Final answer
    x = 1,639.53

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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.