Home / 2,399.94-3,311.97-1,323.24

Finding the Fourth Proportional to 2,399.94, 3,311.97 and 1,323.24

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Solution

The fourth proportional to 2,399.94, 3,311.97 and 1,323.24 is: 1,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.94 : 3,311.97 = 1,323.24 : x
  2. Step 2: Convert to fraction form
    2,399.94/3,311.97 = 1,323.24/x
  3. Step 3: Cross multiply
    2,399.94x = 3,311.97 × 1,323.24
  4. Step 4: Simplify right side
    2,399.94x = 4,382,531.18
  5. Step 5: Solve for x
    x = 4,382,531.18/2,399.94
  6. Step 6: Final answer
    x = 1,826.10

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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.