Home / 2,481.29-3,424.14-1,362.22

Finding the Fourth Proportional to 2,481.29, 3,424.14 and 1,362.22

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Solution

The fourth proportional to 2,481.29, 3,424.14 and 1,362.22 is: 1,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.29 : 3,424.14 = 1,362.22 : x
  2. Step 2: Convert to fraction form
    2,481.29/3,424.14 = 1,362.22/x
  3. Step 3: Cross multiply
    2,481.29x = 3,424.14 × 1,362.22
  4. Step 4: Simplify right side
    2,481.29x = 4,664,431.99
  5. Step 5: Solve for x
    x = 4,664,431.99/2,481.29
  6. Step 6: Final answer
    x = 1,879.84

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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.