Home / 2,395.20-3,308.94-1,896.24

Finding the Fourth Proportional to 2,395.20, 3,308.94 and 1,896.24

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Solution

The fourth proportional to 2,395.20, 3,308.94 and 1,896.24 is: 2,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.20 : 3,308.94 = 1,896.24 : x
  2. Step 2: Convert to fraction form
    2,395.20/3,308.94 = 1,896.24/x
  3. Step 3: Cross multiply
    2,395.20x = 3,308.94 × 1,896.24
  4. Step 4: Simplify right side
    2,395.20x = 6,274,544.39
  5. Step 5: Solve for x
    x = 6,274,544.39/2,395.20
  6. Step 6: Final answer
    x = 2,619.63

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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.