Home / 2,481.13-3,424.01-1,362.18

Finding the Fourth Proportional to 2,481.13, 3,424.01 and 1,362.18

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Solution

The fourth proportional to 2,481.13, 3,424.01 and 1,362.18 is: 1,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.13 : 3,424.01 = 1,362.18 : x
  2. Step 2: Convert to fraction form
    2,481.13/3,424.01 = 1,362.18/x
  3. Step 3: Cross multiply
    2,481.13x = 3,424.01 × 1,362.18
  4. Step 4: Simplify right side
    2,481.13x = 4,664,095.71
  5. Step 5: Solve for x
    x = 4,664,095.71/2,481.13
  6. Step 6: Final answer
    x = 1,879.83

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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.