Home / 4,959.78-6,843.85-3,954.03

Finding the Fourth Proportional to 4,959.78, 6,843.85 and 3,954.03

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Solution

The fourth proportional to 4,959.78, 6,843.85 and 3,954.03 is: 5,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.78 : 6,843.85 = 3,954.03 : x
  2. Step 2: Convert to fraction form
    4,959.78/6,843.85 = 3,954.03/x
  3. Step 3: Cross multiply
    4,959.78x = 6,843.85 × 3,954.03
  4. Step 4: Simplify right side
    4,959.78x = 27,060,788.22
  5. Step 5: Solve for x
    x = 27,060,788.22/4,959.78
  6. Step 6: Final answer
    x = 5,456.05

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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.