Home / 3,828.43-5,282.31-2,234.62

Finding the Fourth Proportional to 3,828.43, 5,282.31 and 2,234.62

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Solution

The fourth proportional to 3,828.43, 5,282.31 and 2,234.62 is: 3,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.43 : 5,282.31 = 2,234.62 : x
  2. Step 2: Convert to fraction form
    3,828.43/5,282.31 = 2,234.62/x
  3. Step 3: Cross multiply
    3,828.43x = 5,282.31 × 2,234.62
  4. Step 4: Simplify right side
    3,828.43x = 11,803,955.57
  5. Step 5: Solve for x
    x = 11,803,955.57/3,828.43
  6. Step 6: Final answer
    x = 3,083.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.