Home / 2,956.24-4,079.81-1,629.95

Finding the Fourth Proportional to 2,956.24, 4,079.81 and 1,629.95

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Solution

The fourth proportional to 2,956.24, 4,079.81 and 1,629.95 is: 2,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.24 : 4,079.81 = 1,629.95 : x
  2. Step 2: Convert to fraction form
    2,956.24/4,079.81 = 1,629.95/x
  3. Step 3: Cross multiply
    2,956.24x = 4,079.81 × 1,629.95
  4. Step 4: Simplify right side
    2,956.24x = 6,649,865.91
  5. Step 5: Solve for x
    x = 6,649,865.91/2,956.24
  6. Step 6: Final answer
    x = 2,249.43

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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.