Home / 3,249.10-4,873.79-2,705.12

Finding the Fourth Proportional to 3,249.10, 4,873.79 and 2,705.12

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Solution

The fourth proportional to 3,249.10, 4,873.79 and 2,705.12 is: 4,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.10 : 4,873.79 = 2,705.12 : x
  2. Step 2: Convert to fraction form
    3,249.10/4,873.79 = 2,705.12/x
  3. Step 3: Cross multiply
    3,249.10x = 4,873.79 × 2,705.12
  4. Step 4: Simplify right side
    3,249.10x = 13,184,186.80
  5. Step 5: Solve for x
    x = 13,184,186.80/3,249.10
  6. Step 6: Final answer
    x = 4,057.80

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1.5x scale

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.