Home / 3,379.73-5,070.74-2,082.11

Finding the Fourth Proportional to 3,379.73, 5,070.74 and 2,082.11

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Solution

The fourth proportional to 3,379.73, 5,070.74 and 2,082.11 is: 3,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.73 : 5,070.74 = 2,082.11 : x
  2. Step 2: Convert to fraction form
    3,379.73/5,070.74 = 2,082.11/x
  3. Step 3: Cross multiply
    3,379.73x = 5,070.74 × 2,082.11
  4. Step 4: Simplify right side
    3,379.73x = 10,557,802.70
  5. Step 5: Solve for x
    x = 10,557,802.70/3,379.73
  6. Step 6: Final answer
    x = 3,123.86

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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.