Home / 3,629.37-5,441.43-1,162.80

Finding the Fourth Proportional to 3,629.37, 5,441.43 and 1,162.80

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Solution

The fourth proportional to 3,629.37, 5,441.43 and 1,162.80 is: 1,743.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.37 : 5,441.43 = 1,162.80 : x
  2. Step 2: Convert to fraction form
    3,629.37/5,441.43 = 1,162.80/x
  3. Step 3: Cross multiply
    3,629.37x = 5,441.43 × 1,162.80
  4. Step 4: Simplify right side
    3,629.37x = 6,327,294.80
  5. Step 5: Solve for x
    x = 6,327,294.80/3,629.37
  6. Step 6: Final answer
    x = 1,743.36

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1.5x scale

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.