Home / 3,116.36-4,299.06-2,067.08

Finding the Fourth Proportional to 3,116.36, 4,299.06 and 2,067.08

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Solution

The fourth proportional to 3,116.36, 4,299.06 and 2,067.08 is: 2,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.36 : 4,299.06 = 2,067.08 : x
  2. Step 2: Convert to fraction form
    3,116.36/4,299.06 = 2,067.08/x
  3. Step 3: Cross multiply
    3,116.36x = 4,299.06 × 2,067.08
  4. Step 4: Simplify right side
    3,116.36x = 8,886,500.94
  5. Step 5: Solve for x
    x = 8,886,500.94/3,116.36
  6. Step 6: Final answer
    x = 2,851.56

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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.