Home / 4,409.32-6,619.61-2,745.99

Finding the Fourth Proportional to 4,409.32, 6,619.61 and 2,745.99

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Solution

The fourth proportional to 4,409.32, 6,619.61 and 2,745.99 is: 4,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.32 : 6,619.61 = 2,745.99 : x
  2. Step 2: Convert to fraction form
    4,409.32/6,619.61 = 2,745.99/x
  3. Step 3: Cross multiply
    4,409.32x = 6,619.61 × 2,745.99
  4. Step 4: Simplify right side
    4,409.32x = 18,177,382.86
  5. Step 5: Solve for x
    x = 18,177,382.86/4,409.32
  6. Step 6: Final answer
    x = 4,122.49

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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.