Home / 1,828.84-2,744.04-1,212.76

Finding the Fourth Proportional to 1,828.84, 2,744.04 and 1,212.76

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Solution

The fourth proportional to 1,828.84, 2,744.04 and 1,212.76 is: 1,819.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.84 : 2,744.04 = 1,212.76 : x
  2. Step 2: Convert to fraction form
    1,828.84/2,744.04 = 1,212.76/x
  3. Step 3: Cross multiply
    1,828.84x = 2,744.04 × 1,212.76
  4. Step 4: Simplify right side
    1,828.84x = 3,327,861.95
  5. Step 5: Solve for x
    x = 3,327,861.95/1,828.84
  6. Step 6: Final answer
    x = 1,819.66

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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.