Home / 2,481.23-3,423.97-1,362.32

Finding the Fourth Proportional to 2,481.23, 3,423.97 and 1,362.32

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Solution

The fourth proportional to 2,481.23, 3,423.97 and 1,362.32 is: 1,879.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.23 : 3,423.97 = 1,362.32 : x
  2. Step 2: Convert to fraction form
    2,481.23/3,423.97 = 1,362.32/x
  3. Step 3: Cross multiply
    2,481.23x = 3,423.97 × 1,362.32
  4. Step 4: Simplify right side
    2,481.23x = 4,664,540.23
  5. Step 5: Solve for x
    x = 4,664,540.23/2,481.23
  6. Step 6: Final answer
    x = 1,879.93

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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.