Home / 2,226.47-3,338.08-1,361.39

Finding the Fourth Proportional to 2,226.47, 3,338.08 and 1,361.39

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Solution

The fourth proportional to 2,226.47, 3,338.08 and 1,361.39 is: 2,041.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.47 : 3,338.08 = 1,361.39 : x
  2. Step 2: Convert to fraction form
    2,226.47/3,338.08 = 1,361.39/x
  3. Step 3: Cross multiply
    2,226.47x = 3,338.08 × 1,361.39
  4. Step 4: Simplify right side
    2,226.47x = 4,544,408.64
  5. Step 5: Solve for x
    x = 4,544,408.64/2,226.47
  6. Step 6: Final answer
    x = 2,041.09

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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.