Home / 3,083.31-4,620.56-2,916.99

Finding the Fourth Proportional to 3,083.31, 4,620.56 and 2,916.99

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Solution

The fourth proportional to 3,083.31, 4,620.56 and 2,916.99 is: 4,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.31 : 4,620.56 = 2,916.99 : x
  2. Step 2: Convert to fraction form
    3,083.31/4,620.56 = 2,916.99/x
  3. Step 3: Cross multiply
    3,083.31x = 4,620.56 × 2,916.99
  4. Step 4: Simplify right side
    3,083.31x = 13,478,112.73
  5. Step 5: Solve for x
    x = 13,478,112.73/3,083.31
  6. Step 6: Final answer
    x = 4,371.31

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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.