Home / 3,083.06-4,623.67-1,621.41

Finding the Fourth Proportional to 3,083.06, 4,623.67 and 1,621.41

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Solution

The fourth proportional to 3,083.06, 4,623.67 and 1,621.41 is: 2,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.06 : 4,623.67 = 1,621.41 : x
  2. Step 2: Convert to fraction form
    3,083.06/4,623.67 = 1,621.41/x
  3. Step 3: Cross multiply
    3,083.06x = 4,623.67 × 1,621.41
  4. Step 4: Simplify right side
    3,083.06x = 7,496,864.77
  5. Step 5: Solve for x
    x = 7,496,864.77/3,083.06
  6. Step 6: Final answer
    x = 2,431.63

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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.