Home / 2,481.68-3,424.76-1,362.60

Finding the Fourth Proportional to 2,481.68, 3,424.76 and 1,362.60

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Solution

The fourth proportional to 2,481.68, 3,424.76 and 1,362.60 is: 1,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.68 : 3,424.76 = 1,362.60 : x
  2. Step 2: Convert to fraction form
    2,481.68/3,424.76 = 1,362.60/x
  3. Step 3: Cross multiply
    2,481.68x = 3,424.76 × 1,362.60
  4. Step 4: Simplify right side
    2,481.68x = 4,666,577.98
  5. Step 5: Solve for x
    x = 4,666,577.98/2,481.68
  6. Step 6: Final answer
    x = 1,880.41

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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.