Home / 1,627.37-2,441.10-1,107.80

Finding the Fourth Proportional to 1,627.37, 2,441.10 and 1,107.80

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Solution

The fourth proportional to 1,627.37, 2,441.10 and 1,107.80 is: 1,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.37 : 2,441.10 = 1,107.80 : x
  2. Step 2: Convert to fraction form
    1,627.37/2,441.10 = 1,107.80/x
  3. Step 3: Cross multiply
    1,627.37x = 2,441.10 × 1,107.80
  4. Step 4: Simplify right side
    1,627.37x = 2,704,250.58
  5. Step 5: Solve for x
    x = 2,704,250.58/1,627.37
  6. Step 6: Final answer
    x = 1,661.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.