Home / 3,634.14-5,454.61-1,786.58

Finding the Fourth Proportional to 3,634.14, 5,454.61 and 1,786.58

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Solution

The fourth proportional to 3,634.14, 5,454.61 and 1,786.58 is: 2,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.14 : 5,454.61 = 1,786.58 : x
  2. Step 2: Convert to fraction form
    3,634.14/5,454.61 = 1,786.58/x
  3. Step 3: Cross multiply
    3,634.14x = 5,454.61 × 1,786.58
  4. Step 4: Simplify right side
    3,634.14x = 9,745,060.93
  5. Step 5: Solve for x
    x = 9,745,060.93/3,634.14
  6. Step 6: Final answer
    x = 2,681.54

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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.