Home / 5,861.21-8,786.93-2,739.56

Finding the Fourth Proportional to 5,861.21, 8,786.93 and 2,739.56

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Solution

The fourth proportional to 5,861.21, 8,786.93 and 2,739.56 is: 4,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.21 : 8,786.93 = 2,739.56 : x
  2. Step 2: Convert to fraction form
    5,861.21/8,786.93 = 2,739.56/x
  3. Step 3: Cross multiply
    5,861.21x = 8,786.93 × 2,739.56
  4. Step 4: Simplify right side
    5,861.21x = 24,072,264.32
  5. Step 5: Solve for x
    x = 24,072,264.32/5,861.21
  6. Step 6: Final answer
    x = 4,107.05

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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.