Home / 1,629.88-2,433.41-1,491.64

Finding the Fourth Proportional to 1,629.88, 2,433.41 and 1,491.64

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Solution

The fourth proportional to 1,629.88, 2,433.41 and 1,491.64 is: 2,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.88 : 2,433.41 = 1,491.64 : x
  2. Step 2: Convert to fraction form
    1,629.88/2,433.41 = 1,491.64/x
  3. Step 3: Cross multiply
    1,629.88x = 2,433.41 × 1,491.64
  4. Step 4: Simplify right side
    1,629.88x = 3,629,771.69
  5. Step 5: Solve for x
    x = 3,629,771.69/1,629.88
  6. Step 6: Final answer
    x = 2,227.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.