Home / 1,628.96-2,441.28-1,194.08

Finding the Fourth Proportional to 1,628.96, 2,441.28 and 1,194.08

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Solution

The fourth proportional to 1,628.96, 2,441.28 and 1,194.08 is: 1,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628.96 : 2,441.28 = 1,194.08 : x
  2. Step 2: Convert to fraction form
    1,628.96/2,441.28 = 1,194.08/x
  3. Step 3: Cross multiply
    1,628.96x = 2,441.28 × 1,194.08
  4. Step 4: Simplify right side
    1,628.96x = 2,915,083.62
  5. Step 5: Solve for x
    x = 2,915,083.62/1,628.96
  6. Step 6: Final answer
    x = 1,789.54

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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.