Home / 3,828.51-5,744.43-2,074.77

Finding the Fourth Proportional to 3,828.51, 5,744.43 and 2,074.77

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Solution

The fourth proportional to 3,828.51, 5,744.43 and 2,074.77 is: 3,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.51 : 5,744.43 = 2,074.77 : x
  2. Step 2: Convert to fraction form
    3,828.51/5,744.43 = 2,074.77/x
  3. Step 3: Cross multiply
    3,828.51x = 5,744.43 × 2,074.77
  4. Step 4: Simplify right side
    3,828.51x = 11,918,371.03
  5. Step 5: Solve for x
    x = 11,918,371.03/3,828.51
  6. Step 6: Final answer
    x = 3,113.06

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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.