Home / 5,634.73-8,454.26-2,172.25

Finding the Fourth Proportional to 5,634.73, 8,454.26 and 2,172.25

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Solution

The fourth proportional to 5,634.73, 8,454.26 and 2,172.25 is: 3,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.73 : 8,454.26 = 2,172.25 : x
  2. Step 2: Convert to fraction form
    5,634.73/8,454.26 = 2,172.25/x
  3. Step 3: Cross multiply
    5,634.73x = 8,454.26 × 2,172.25
  4. Step 4: Simplify right side
    5,634.73x = 18,364,766.29
  5. Step 5: Solve for x
    x = 18,364,766.29/5,634.73
  6. Step 6: Final answer
    x = 3,259.21

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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.