Home / 4,081.23-6,112.80-3,150

Finding the Fourth Proportional to 4,081.23, 6,112.80 and 3,150

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Solution

The fourth proportional to 4,081.23, 6,112.80 and 3,150 is: 4,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.23 : 6,112.80 = 3,150 : x
  2. Step 2: Convert to fraction form
    4,081.23/6,112.80 = 3,150/x
  3. Step 3: Cross multiply
    4,081.23x = 6,112.80 × 3,150
  4. Step 4: Simplify right side
    4,081.23x = 19,255,320
  5. Step 5: Solve for x
    x = 19,255,320/4,081.23
  6. Step 6: Final answer
    x = 4,718.02

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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.