Home / 1,883.28-2,824.92-1,449.12

Finding the Fourth Proportional to 1,883.28, 2,824.92 and 1,449.12

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Solution

The fourth proportional to 1,883.28, 2,824.92 and 1,449.12 is: 2,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.28 : 2,824.92 = 1,449.12 : x
  2. Step 2: Convert to fraction form
    1,883.28/2,824.92 = 1,449.12/x
  3. Step 3: Cross multiply
    1,883.28x = 2,824.92 × 1,449.12
  4. Step 4: Simplify right side
    1,883.28x = 4,093,648.07
  5. Step 5: Solve for x
    x = 4,093,648.07/1,883.28
  6. Step 6: Final answer
    x = 2,173.68

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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.