Home / 3,376.52-5,055.46-1,729.56

Finding the Fourth Proportional to 3,376.52, 5,055.46 and 1,729.56

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Solution

The fourth proportional to 3,376.52, 5,055.46 and 1,729.56 is: 2,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.52 : 5,055.46 = 1,729.56 : x
  2. Step 2: Convert to fraction form
    3,376.52/5,055.46 = 1,729.56/x
  3. Step 3: Cross multiply
    3,376.52x = 5,055.46 × 1,729.56
  4. Step 4: Simplify right side
    3,376.52x = 8,743,721.40
  5. Step 5: Solve for x
    x = 8,743,721.40/3,376.52
  6. Step 6: Final answer
    x = 2,589.57

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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.