Home / 2,249.12-3,103.84-1,464.48

Finding the Fourth Proportional to 2,249.12, 3,103.84 and 1,464.48

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Solution

The fourth proportional to 2,249.12, 3,103.84 and 1,464.48 is: 2,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.12 : 3,103.84 = 1,464.48 : x
  2. Step 2: Convert to fraction form
    2,249.12/3,103.84 = 1,464.48/x
  3. Step 3: Cross multiply
    2,249.12x = 3,103.84 × 1,464.48
  4. Step 4: Simplify right side
    2,249.12x = 4,545,511.60
  5. Step 5: Solve for x
    x = 4,545,511.60/2,249.12
  6. Step 6: Final answer
    x = 2,021.02

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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.