Home / 5,778.37-8,668.01-2,080.98

Finding the Fourth Proportional to 5,778.37, 8,668.01 and 2,080.98

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Solution

The fourth proportional to 5,778.37, 8,668.01 and 2,080.98 is: 3,121.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.37 : 8,668.01 = 2,080.98 : x
  2. Step 2: Convert to fraction form
    5,778.37/8,668.01 = 2,080.98/x
  3. Step 3: Cross multiply
    5,778.37x = 8,668.01 × 2,080.98
  4. Step 4: Simplify right side
    5,778.37x = 18,037,912.11
  5. Step 5: Solve for x
    x = 18,037,912.11/5,778.37
  6. Step 6: Final answer
    x = 3,121.63

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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.