Home / 3,206.73-4,809.31-1,015.47

Finding the Fourth Proportional to 3,206.73, 4,809.31 and 1,015.47

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Solution

The fourth proportional to 3,206.73, 4,809.31 and 1,015.47 is: 1,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.73 : 4,809.31 = 1,015.47 : x
  2. Step 2: Convert to fraction form
    3,206.73/4,809.31 = 1,015.47/x
  3. Step 3: Cross multiply
    3,206.73x = 4,809.31 × 1,015.47
  4. Step 4: Simplify right side
    3,206.73x = 4,883,732.06
  5. Step 5: Solve for x
    x = 4,883,732.06/3,206.73
  6. Step 6: Final answer
    x = 1,522.96

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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.