Home / 3,016.22-4,160.99-1,954.34

Finding the Fourth Proportional to 3,016.22, 4,160.99 and 1,954.34

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Solution

The fourth proportional to 3,016.22, 4,160.99 and 1,954.34 is: 2,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.22 : 4,160.99 = 1,954.34 : x
  2. Step 2: Convert to fraction form
    3,016.22/4,160.99 = 1,954.34/x
  3. Step 3: Cross multiply
    3,016.22x = 4,160.99 × 1,954.34
  4. Step 4: Simplify right side
    3,016.22x = 8,131,979.42
  5. Step 5: Solve for x
    x = 8,131,979.42/3,016.22
  6. Step 6: Final answer
    x = 2,696.09

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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.