Home / 3,241.96-4,477.02-2,249.80

Finding the Fourth Proportional to 3,241.96, 4,477.02 and 2,249.80

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Solution

The fourth proportional to 3,241.96, 4,477.02 and 2,249.80 is: 3,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.96 : 4,477.02 = 2,249.80 : x
  2. Step 2: Convert to fraction form
    3,241.96/4,477.02 = 2,249.80/x
  3. Step 3: Cross multiply
    3,241.96x = 4,477.02 × 2,249.80
  4. Step 4: Simplify right side
    3,241.96x = 10,072,399.60
  5. Step 5: Solve for x
    x = 10,072,399.60/3,241.96
  6. Step 6: Final answer
    x = 3,106.89

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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.