Home / 3,639.55-5,024.26-2,743.65

Finding the Fourth Proportional to 3,639.55, 5,024.26 and 2,743.65

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Solution

The fourth proportional to 3,639.55, 5,024.26 and 2,743.65 is: 3,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.55 : 5,024.26 = 2,743.65 : x
  2. Step 2: Convert to fraction form
    3,639.55/5,024.26 = 2,743.65/x
  3. Step 3: Cross multiply
    3,639.55x = 5,024.26 × 2,743.65
  4. Step 4: Simplify right side
    3,639.55x = 13,784,816.44
  5. Step 5: Solve for x
    x = 13,784,816.44/3,639.55
  6. Step 6: Final answer
    x = 3,787.51

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Why These Related Problems?

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