Home / 2,629.92-3,629.20-1,450.88

Finding the Fourth Proportional to 2,629.92, 3,629.20 and 1,450.88

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Solution

The fourth proportional to 2,629.92, 3,629.20 and 1,450.88 is: 2,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.92 : 3,629.20 = 1,450.88 : x
  2. Step 2: Convert to fraction form
    2,629.92/3,629.20 = 1,450.88/x
  3. Step 3: Cross multiply
    2,629.92x = 3,629.20 × 1,450.88
  4. Step 4: Simplify right side
    2,629.92x = 5,265,533.70
  5. Step 5: Solve for x
    x = 5,265,533.70/2,629.92
  6. Step 6: Final answer
    x = 2,002.16

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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.