Home / 2,230.44-3,346.82-1,120.03

Finding the Fourth Proportional to 2,230.44, 3,346.82 and 1,120.03

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Solution

The fourth proportional to 2,230.44, 3,346.82 and 1,120.03 is: 1,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.44 : 3,346.82 = 1,120.03 : x
  2. Step 2: Convert to fraction form
    2,230.44/3,346.82 = 1,120.03/x
  3. Step 3: Cross multiply
    2,230.44x = 3,346.82 × 1,120.03
  4. Step 4: Simplify right side
    2,230.44x = 3,748,529.04
  5. Step 5: Solve for x
    x = 3,748,529.04/2,230.44
  6. Step 6: Final answer
    x = 1,680.63

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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.