Home / 2,262.36-3,399.96-1,338.36

Finding the Fourth Proportional to 2,262.36, 3,399.96 and 1,338.36

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Solution

The fourth proportional to 2,262.36, 3,399.96 and 1,338.36 is: 2,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.36 : 3,399.96 = 1,338.36 : x
  2. Step 2: Convert to fraction form
    2,262.36/3,399.96 = 1,338.36/x
  3. Step 3: Cross multiply
    2,262.36x = 3,399.96 × 1,338.36
  4. Step 4: Simplify right side
    2,262.36x = 4,550,370.47
  5. Step 5: Solve for x
    x = 4,550,370.47/2,262.36
  6. Step 6: Final answer
    x = 2,011.34

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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.