Home / 3,634.31-5,015.09-2,040.77

Finding the Fourth Proportional to 3,634.31, 5,015.09 and 2,040.77

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Solution

The fourth proportional to 3,634.31, 5,015.09 and 2,040.77 is: 2,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.31 : 5,015.09 = 2,040.77 : x
  2. Step 2: Convert to fraction form
    3,634.31/5,015.09 = 2,040.77/x
  3. Step 3: Cross multiply
    3,634.31x = 5,015.09 × 2,040.77
  4. Step 4: Simplify right side
    3,634.31x = 10,234,609.94
  5. Step 5: Solve for x
    x = 10,234,609.94/3,634.31
  6. Step 6: Final answer
    x = 2,816.11

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Half scale
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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.