Home / 6,143.44-9,212.28-2,245.12

Finding the Fourth Proportional to 6,143.44, 9,212.28 and 2,245.12

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Solution

The fourth proportional to 6,143.44, 9,212.28 and 2,245.12 is: 3,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.44 : 9,212.28 = 2,245.12 : x
  2. Step 2: Convert to fraction form
    6,143.44/9,212.28 = 2,245.12/x
  3. Step 3: Cross multiply
    6,143.44x = 9,212.28 × 2,245.12
  4. Step 4: Simplify right side
    6,143.44x = 20,682,674.07
  5. Step 5: Solve for x
    x = 20,682,674.07/6,143.44
  6. Step 6: Final answer
    x = 3,366.63

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Double scale
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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.