Home / 3,021.06-4,168.79-1,694.51

Finding the Fourth Proportional to 3,021.06, 4,168.79 and 1,694.51

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Solution

The fourth proportional to 3,021.06, 4,168.79 and 1,694.51 is: 2,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.06 : 4,168.79 = 1,694.51 : x
  2. Step 2: Convert to fraction form
    3,021.06/4,168.79 = 1,694.51/x
  3. Step 3: Cross multiply
    3,021.06x = 4,168.79 × 1,694.51
  4. Step 4: Simplify right side
    3,021.06x = 7,064,058.29
  5. Step 5: Solve for x
    x = 7,064,058.29/3,021.06
  6. Step 6: Final answer
    x = 2,338.27

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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.