Home / 4,162.86-5,745.74-2,674.31

Finding the Fourth Proportional to 4,162.86, 5,745.74 and 2,674.31

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Solution

The fourth proportional to 4,162.86, 5,745.74 and 2,674.31 is: 3,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.86 : 5,745.74 = 2,674.31 : x
  2. Step 2: Convert to fraction form
    4,162.86/5,745.74 = 2,674.31/x
  3. Step 3: Cross multiply
    4,162.86x = 5,745.74 × 2,674.31
  4. Step 4: Simplify right side
    4,162.86x = 15,365,847.84
  5. Step 5: Solve for x
    x = 15,365,847.84/4,162.86
  6. Step 6: Final answer
    x = 3,691.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.