Home / 4,226.45-6,345.41-2,378.85

Finding the Fourth Proportional to 4,226.45, 6,345.41 and 2,378.85

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Solution

The fourth proportional to 4,226.45, 6,345.41 and 2,378.85 is: 3,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.45 : 6,345.41 = 2,378.85 : x
  2. Step 2: Convert to fraction form
    4,226.45/6,345.41 = 2,378.85/x
  3. Step 3: Cross multiply
    4,226.45x = 6,345.41 × 2,378.85
  4. Step 4: Simplify right side
    4,226.45x = 15,094,766.68
  5. Step 5: Solve for x
    x = 15,094,766.68/4,226.45
  6. Step 6: Final answer
    x = 3,571.50

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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.