Home / 3,698.15-5,103.38-2,104.77

Finding the Fourth Proportional to 3,698.15, 5,103.38 and 2,104.77

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Solution

The fourth proportional to 3,698.15, 5,103.38 and 2,104.77 is: 2,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.15 : 5,103.38 = 2,104.77 : x
  2. Step 2: Convert to fraction form
    3,698.15/5,103.38 = 2,104.77/x
  3. Step 3: Cross multiply
    3,698.15x = 5,103.38 × 2,104.77
  4. Step 4: Simplify right side
    3,698.15x = 10,741,441.12
  5. Step 5: Solve for x
    x = 10,741,441.12/3,698.15
  6. Step 6: Final answer
    x = 2,904.54

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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.