Home / 2,682.06-4,022.63-733.80

Finding the Fourth Proportional to 2,682.06, 4,022.63 and 733.80

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Solution

The fourth proportional to 2,682.06, 4,022.63 and 733.80 is: 1,100.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682.06 : 4,022.63 = 733.80 : x
  2. Step 2: Convert to fraction form
    2,682.06/4,022.63 = 733.80/x
  3. Step 3: Cross multiply
    2,682.06x = 4,022.63 × 733.80
  4. Step 4: Simplify right side
    2,682.06x = 2,951,802.23
  5. Step 5: Solve for x
    x = 2,951,802.23/2,682.06
  6. Step 6: Final answer
    x = 1,100.57

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1.5x scale

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.