Home / 2,954.30-4,047.37-2,843.51

Finding the Fourth Proportional to 2,954.30, 4,047.37 and 2,843.51

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Solution

The fourth proportional to 2,954.30, 4,047.37 and 2,843.51 is: 3,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.30 : 4,047.37 = 2,843.51 : x
  2. Step 2: Convert to fraction form
    2,954.30/4,047.37 = 2,843.51/x
  3. Step 3: Cross multiply
    2,954.30x = 4,047.37 × 2,843.51
  4. Step 4: Simplify right side
    2,954.30x = 11,508,709.72
  5. Step 5: Solve for x
    x = 11,508,709.72/2,954.30
  6. Step 6: Final answer
    x = 3,895.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.