Home / 2,533.74-3,790.62-1,919.22

Finding the Fourth Proportional to 2,533.74, 3,790.62 and 1,919.22

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Solution

The fourth proportional to 2,533.74, 3,790.62 and 1,919.22 is: 2,871.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.74 : 3,790.62 = 1,919.22 : x
  2. Step 2: Convert to fraction form
    2,533.74/3,790.62 = 1,919.22/x
  3. Step 3: Cross multiply
    2,533.74x = 3,790.62 × 1,919.22
  4. Step 4: Simplify right side
    2,533.74x = 7,275,033.72
  5. Step 5: Solve for x
    x = 7,275,033.72/2,533.74
  6. Step 6: Final answer
    x = 2,871.26

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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.