Home / 5,845.23-8,767.56-2,147.18

Finding the Fourth Proportional to 5,845.23, 8,767.56 and 2,147.18

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Solution

The fourth proportional to 5,845.23, 8,767.56 and 2,147.18 is: 3,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.23 : 8,767.56 = 2,147.18 : x
  2. Step 2: Convert to fraction form
    5,845.23/8,767.56 = 2,147.18/x
  3. Step 3: Cross multiply
    5,845.23x = 8,767.56 × 2,147.18
  4. Step 4: Simplify right side
    5,845.23x = 18,825,485.64
  5. Step 5: Solve for x
    x = 18,825,485.64/5,845.23
  6. Step 6: Final answer
    x = 3,220.66

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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.