Home / 3,249.27-4,483.80-1,923.09

Finding the Fourth Proportional to 3,249.27, 4,483.80 and 1,923.09

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Solution

The fourth proportional to 3,249.27, 4,483.80 and 1,923.09 is: 2,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.27 : 4,483.80 = 1,923.09 : x
  2. Step 2: Convert to fraction form
    3,249.27/4,483.80 = 1,923.09/x
  3. Step 3: Cross multiply
    3,249.27x = 4,483.80 × 1,923.09
  4. Step 4: Simplify right side
    3,249.27x = 8,622,750.94
  5. Step 5: Solve for x
    x = 8,622,750.94/3,249.27
  6. Step 6: Final answer
    x = 2,653.75

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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.