Home / 7,183.36-10,771.30-3,231.19

Finding the Fourth Proportional to 7,183.36, 10,771.30 and 3,231.19

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Solution

The fourth proportional to 7,183.36, 10,771.30 and 3,231.19 is: 4,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.36 : 10,771.30 = 3,231.19 : x
  2. Step 2: Convert to fraction form
    7,183.36/10,771.30 = 3,231.19/x
  3. Step 3: Cross multiply
    7,183.36x = 10,771.30 × 3,231.19
  4. Step 4: Simplify right side
    7,183.36x = 34,804,116.85
  5. Step 5: Solve for x
    x = 34,804,116.85/7,183.36
  6. Step 6: Final answer
    x = 4,845.10

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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.