Home / 2,794.89-4,184.13-1,959.05

Finding the Fourth Proportional to 2,794.89, 4,184.13 and 1,959.05

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Solution

The fourth proportional to 2,794.89, 4,184.13 and 1,959.05 is: 2,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.89 : 4,184.13 = 1,959.05 : x
  2. Step 2: Convert to fraction form
    2,794.89/4,184.13 = 1,959.05/x
  3. Step 3: Cross multiply
    2,794.89x = 4,184.13 × 1,959.05
  4. Step 4: Simplify right side
    2,794.89x = 8,196,919.88
  5. Step 5: Solve for x
    x = 8,196,919.88/2,794.89
  6. Step 6: Final answer
    x = 2,932.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.