Home / 3,261.21-4,501.89-2,083.83

Finding the Fourth Proportional to 3,261.21, 4,501.89 and 2,083.83

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Solution

The fourth proportional to 3,261.21, 4,501.89 and 2,083.83 is: 2,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.21 : 4,501.89 = 2,083.83 : x
  2. Step 2: Convert to fraction form
    3,261.21/4,501.89 = 2,083.83/x
  3. Step 3: Cross multiply
    3,261.21x = 4,501.89 × 2,083.83
  4. Step 4: Simplify right side
    3,261.21x = 9,381,173.44
  5. Step 5: Solve for x
    x = 9,381,173.44/3,261.21
  6. Step 6: Final answer
    x = 2,876.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.