Home / 3,635.08-5,447.56-1,900.24

Finding the Fourth Proportional to 3,635.08, 5,447.56 and 1,900.24

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Solution

The fourth proportional to 3,635.08, 5,447.56 and 1,900.24 is: 2,847.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.08 : 5,447.56 = 1,900.24 : x
  2. Step 2: Convert to fraction form
    3,635.08/5,447.56 = 1,900.24/x
  3. Step 3: Cross multiply
    3,635.08x = 5,447.56 × 1,900.24
  4. Step 4: Simplify right side
    3,635.08x = 10,351,671.41
  5. Step 5: Solve for x
    x = 10,351,671.41/3,635.08
  6. Step 6: Final answer
    x = 2,847.71

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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.