Home / 3,147.12-4,719.24-1,504.44

Finding the Fourth Proportional to 3,147.12, 4,719.24 and 1,504.44

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Solution

The fourth proportional to 3,147.12, 4,719.24 and 1,504.44 is: 2,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.12 : 4,719.24 = 1,504.44 : x
  2. Step 2: Convert to fraction form
    3,147.12/4,719.24 = 1,504.44/x
  3. Step 3: Cross multiply
    3,147.12x = 4,719.24 × 1,504.44
  4. Step 4: Simplify right side
    3,147.12x = 7,099,813.43
  5. Step 5: Solve for x
    x = 7,099,813.43/3,147.12
  6. Step 6: Final answer
    x = 2,255.97

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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.