Home / 3,633.88-5,449.38-1,783.96

Finding the Fourth Proportional to 3,633.88, 5,449.38 and 1,783.96

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Solution

The fourth proportional to 3,633.88, 5,449.38 and 1,783.96 is: 2,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.88 : 5,449.38 = 1,783.96 : x
  2. Step 2: Convert to fraction form
    3,633.88/5,449.38 = 1,783.96/x
  3. Step 3: Cross multiply
    3,633.88x = 5,449.38 × 1,783.96
  4. Step 4: Simplify right side
    3,633.88x = 9,721,475.94
  5. Step 5: Solve for x
    x = 9,721,475.94/3,633.88
  6. Step 6: Final answer
    x = 2,675.23

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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.