Home / 3,231.47-4,846.94-1,283.15

Finding the Fourth Proportional to 3,231.47, 4,846.94 and 1,283.15

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Solution

The fourth proportional to 3,231.47, 4,846.94 and 1,283.15 is: 1,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.47 : 4,846.94 = 1,283.15 : x
  2. Step 2: Convert to fraction form
    3,231.47/4,846.94 = 1,283.15/x
  3. Step 3: Cross multiply
    3,231.47x = 4,846.94 × 1,283.15
  4. Step 4: Simplify right side
    3,231.47x = 6,219,361.57
  5. Step 5: Solve for x
    x = 6,219,361.57/3,231.47
  6. Step 6: Final answer
    x = 1,924.62

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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.