Home / 2,481.86-3,424.95-1,362.81

Finding the Fourth Proportional to 2,481.86, 3,424.95 and 1,362.81

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Solution

The fourth proportional to 2,481.86, 3,424.95 and 1,362.81 is: 1,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.86 : 3,424.95 = 1,362.81 : x
  2. Step 2: Convert to fraction form
    2,481.86/3,424.95 = 1,362.81/x
  3. Step 3: Cross multiply
    2,481.86x = 3,424.95 × 1,362.81
  4. Step 4: Simplify right side
    2,481.86x = 4,667,556.11
  5. Step 5: Solve for x
    x = 4,667,556.11/2,481.86
  6. Step 6: Final answer
    x = 1,880.67

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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.