Home / 4,083.77-6,121.31-1,617.53

Finding the Fourth Proportional to 4,083.77, 6,121.31 and 1,617.53

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Solution

The fourth proportional to 4,083.77, 6,121.31 and 1,617.53 is: 2,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.77 : 6,121.31 = 1,617.53 : x
  2. Step 2: Convert to fraction form
    4,083.77/6,121.31 = 1,617.53/x
  3. Step 3: Cross multiply
    4,083.77x = 6,121.31 × 1,617.53
  4. Step 4: Simplify right side
    4,083.77x = 9,901,363.87
  5. Step 5: Solve for x
    x = 9,901,363.87/4,083.77
  6. Step 6: Final answer
    x = 2,424.56

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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.