Home / 2,727.45-3,763.92-1,548.51

Finding the Fourth Proportional to 2,727.45, 3,763.92 and 1,548.51

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Solution

The fourth proportional to 2,727.45, 3,763.92 and 1,548.51 is: 2,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.45 : 3,763.92 = 1,548.51 : x
  2. Step 2: Convert to fraction form
    2,727.45/3,763.92 = 1,548.51/x
  3. Step 3: Cross multiply
    2,727.45x = 3,763.92 × 1,548.51
  4. Step 4: Simplify right side
    2,727.45x = 5,828,467.76
  5. Step 5: Solve for x
    x = 5,828,467.76/2,727.45
  6. Step 6: Final answer
    x = 2,136.97

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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.