Home / 2,624.03-3,927.86-1,961.99

Finding the Fourth Proportional to 2,624.03, 3,927.86 and 1,961.99

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Solution

The fourth proportional to 2,624.03, 3,927.86 and 1,961.99 is: 2,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.03 : 3,927.86 = 1,961.99 : x
  2. Step 2: Convert to fraction form
    2,624.03/3,927.86 = 1,961.99/x
  3. Step 3: Cross multiply
    2,624.03x = 3,927.86 × 1,961.99
  4. Step 4: Simplify right side
    2,624.03x = 7,706,414.68
  5. Step 5: Solve for x
    x = 7,706,414.68/2,624.03
  6. Step 6: Final answer
    x = 2,936.86

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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.