Home / 5,846.86-8,765.26-2,147.19

Finding the Fourth Proportional to 5,846.86, 8,765.26 and 2,147.19

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Solution

The fourth proportional to 5,846.86, 8,765.26 and 2,147.19 is: 3,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,846.86 : 8,765.26 = 2,147.19 : x
  2. Step 2: Convert to fraction form
    5,846.86/8,765.26 = 2,147.19/x
  3. Step 3: Cross multiply
    5,846.86x = 8,765.26 × 2,147.19
  4. Step 4: Simplify right side
    5,846.86x = 18,820,678.62
  5. Step 5: Solve for x
    x = 18,820,678.62/5,846.86
  6. Step 6: Final answer
    x = 3,218.94

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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.