Home / 3,786.14-5,224.25-2,107.51

Finding the Fourth Proportional to 3,786.14, 5,224.25 and 2,107.51

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Solution

The fourth proportional to 3,786.14, 5,224.25 and 2,107.51 is: 2,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.14 : 5,224.25 = 2,107.51 : x
  2. Step 2: Convert to fraction form
    3,786.14/5,224.25 = 2,107.51/x
  3. Step 3: Cross multiply
    3,786.14x = 5,224.25 × 2,107.51
  4. Step 4: Simplify right side
    3,786.14x = 11,010,145.46
  5. Step 5: Solve for x
    x = 11,010,145.46/3,786.14
  6. Step 6: Final answer
    x = 2,908.01

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1.5x scale

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.