Home / 3,260.83-4,891.23-1,180.82

Finding the Fourth Proportional to 3,260.83, 4,891.23 and 1,180.82

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Solution

The fourth proportional to 3,260.83, 4,891.23 and 1,180.82 is: 1,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.83 : 4,891.23 = 1,180.82 : x
  2. Step 2: Convert to fraction form
    3,260.83/4,891.23 = 1,180.82/x
  3. Step 3: Cross multiply
    3,260.83x = 4,891.23 × 1,180.82
  4. Step 4: Simplify right side
    3,260.83x = 5,775,662.21
  5. Step 5: Solve for x
    x = 5,775,662.21/3,260.83
  6. Step 6: Final answer
    x = 1,771.23

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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.