Home / 3,168.12-4,738.68-3,012.60

Finding the Fourth Proportional to 3,168.12, 4,738.68 and 3,012.60

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Solution

The fourth proportional to 3,168.12, 4,738.68 and 3,012.60 is: 4,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.12 : 4,738.68 = 3,012.60 : x
  2. Step 2: Convert to fraction form
    3,168.12/4,738.68 = 3,012.60/x
  3. Step 3: Cross multiply
    3,168.12x = 4,738.68 × 3,012.60
  4. Step 4: Simplify right side
    3,168.12x = 14,275,747.37
  5. Step 5: Solve for x
    x = 14,275,747.37/3,168.12
  6. Step 6: Final answer
    x = 4,506.06

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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.