Home / 1,819.65-2,724.44-1,168.77

Finding the Fourth Proportional to 1,819.65, 2,724.44 and 1,168.77

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Solution

The fourth proportional to 1,819.65, 2,724.44 and 1,168.77 is: 1,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.65 : 2,724.44 = 1,168.77 : x
  2. Step 2: Convert to fraction form
    1,819.65/2,724.44 = 1,168.77/x
  3. Step 3: Cross multiply
    1,819.65x = 2,724.44 × 1,168.77
  4. Step 4: Simplify right side
    1,819.65x = 3,184,237.89
  5. Step 5: Solve for x
    x = 3,184,237.89/1,819.65
  6. Step 6: Final answer
    x = 1,749.92

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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.