Home / 4,211.73-6,319.82-1,874.07

Finding the Fourth Proportional to 4,211.73, 6,319.82 and 1,874.07

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Solution

The fourth proportional to 4,211.73, 6,319.82 and 1,874.07 is: 2,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.73 : 6,319.82 = 1,874.07 : x
  2. Step 2: Convert to fraction form
    4,211.73/6,319.82 = 1,874.07/x
  3. Step 3: Cross multiply
    4,211.73x = 6,319.82 × 1,874.07
  4. Step 4: Simplify right side
    4,211.73x = 11,843,789.75
  5. Step 5: Solve for x
    x = 11,843,789.75/4,211.73
  6. Step 6: Final answer
    x = 2,812.10

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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.