Home / 7,243.73-10,863.50-3,292.78

Finding the Fourth Proportional to 7,243.73, 10,863.50 and 3,292.78

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Solution

The fourth proportional to 7,243.73, 10,863.50 and 3,292.78 is: 4,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.73 : 10,863.50 = 3,292.78 : x
  2. Step 2: Convert to fraction form
    7,243.73/10,863.50 = 3,292.78/x
  3. Step 3: Cross multiply
    7,243.73x = 10,863.50 × 3,292.78
  4. Step 4: Simplify right side
    7,243.73x = 35,771,112.65
  5. Step 5: Solve for x
    x = 35,771,112.65/7,243.73
  6. Step 6: Final answer
    x = 4,938.22

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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.