Home / 3,558.54-5,338.35-1,249.50

Finding the Fourth Proportional to 3,558.54, 5,338.35 and 1,249.50

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Solution

The fourth proportional to 3,558.54, 5,338.35 and 1,249.50 is: 1,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.54 : 5,338.35 = 1,249.50 : x
  2. Step 2: Convert to fraction form
    3,558.54/5,338.35 = 1,249.50/x
  3. Step 3: Cross multiply
    3,558.54x = 5,338.35 × 1,249.50
  4. Step 4: Simplify right side
    3,558.54x = 6,670,268.33
  5. Step 5: Solve for x
    x = 6,670,268.33/3,558.54
  6. Step 6: Final answer
    x = 1,874.44

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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.