Home / 2,005.08-3,000.06-1,183.80

Finding the Fourth Proportional to 2,005.08, 3,000.06 and 1,183.80

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Solution

The fourth proportional to 2,005.08, 3,000.06 and 1,183.80 is: 1,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.08 : 3,000.06 = 1,183.80 : x
  2. Step 2: Convert to fraction form
    2,005.08/3,000.06 = 1,183.80/x
  3. Step 3: Cross multiply
    2,005.08x = 3,000.06 × 1,183.80
  4. Step 4: Simplify right side
    2,005.08x = 3,551,471.03
  5. Step 5: Solve for x
    x = 3,551,471.03/2,005.08
  6. Step 6: Final answer
    x = 1,771.24

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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.