Home / 5,846.23-8,764.12-2,147.60

Finding the Fourth Proportional to 5,846.23, 8,764.12 and 2,147.60

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Solution

The fourth proportional to 5,846.23, 8,764.12 and 2,147.60 is: 3,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,846.23 : 8,764.12 = 2,147.60 : x
  2. Step 2: Convert to fraction form
    5,846.23/8,764.12 = 2,147.60/x
  3. Step 3: Cross multiply
    5,846.23x = 8,764.12 × 2,147.60
  4. Step 4: Simplify right side
    5,846.23x = 18,821,774.92
  5. Step 5: Solve for x
    x = 18,821,774.92/5,846.23
  6. Step 6: Final answer
    x = 3,219.47

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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.