Home / 1,226.48-1,828.81-1,204.64

Finding the Fourth Proportional to 1,226.48, 1,828.81 and 1,204.64

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Solution

The fourth proportional to 1,226.48, 1,828.81 and 1,204.64 is: 1,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.48 : 1,828.81 = 1,204.64 : x
  2. Step 2: Convert to fraction form
    1,226.48/1,828.81 = 1,204.64/x
  3. Step 3: Cross multiply
    1,226.48x = 1,828.81 × 1,204.64
  4. Step 4: Simplify right side
    1,226.48x = 2,203,057.68
  5. Step 5: Solve for x
    x = 2,203,057.68/1,226.48
  6. Step 6: Final answer
    x = 1,796.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.