Home / 6,081.26-9,121.98-2,185.58

Finding the Fourth Proportional to 6,081.26, 9,121.98 and 2,185.58

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Solution

The fourth proportional to 6,081.26, 9,121.98 and 2,185.58 is: 3,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.26 : 9,121.98 = 2,185.58 : x
  2. Step 2: Convert to fraction form
    6,081.26/9,121.98 = 2,185.58/x
  3. Step 3: Cross multiply
    6,081.26x = 9,121.98 × 2,185.58
  4. Step 4: Simplify right side
    6,081.26x = 19,936,817.05
  5. Step 5: Solve for x
    x = 19,936,817.05/6,081.26
  6. Step 6: Final answer
    x = 3,278.40

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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.