Home / 1,821.78-2,733.26-1,496.29

Finding the Fourth Proportional to 1,821.78, 2,733.26 and 1,496.29

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Solution

The fourth proportional to 1,821.78, 2,733.26 and 1,496.29 is: 2,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821.78 : 2,733.26 = 1,496.29 : x
  2. Step 2: Convert to fraction form
    1,821.78/2,733.26 = 1,496.29/x
  3. Step 3: Cross multiply
    1,821.78x = 2,733.26 × 1,496.29
  4. Step 4: Simplify right side
    1,821.78x = 4,089,749.61
  5. Step 5: Solve for x
    x = 4,089,749.61/1,821.78
  6. Step 6: Final answer
    x = 2,244.92

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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.