Home / 2,076.44-2,863.28-1,330.43

Finding the Fourth Proportional to 2,076.44, 2,863.28 and 1,330.43

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Solution

The fourth proportional to 2,076.44, 2,863.28 and 1,330.43 is: 1,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076.44 : 2,863.28 = 1,330.43 : x
  2. Step 2: Convert to fraction form
    2,076.44/2,863.28 = 1,330.43/x
  3. Step 3: Cross multiply
    2,076.44x = 2,863.28 × 1,330.43
  4. Step 4: Simplify right side
    2,076.44x = 3,809,372.64
  5. Step 5: Solve for x
    x = 3,809,372.64/2,076.44
  6. Step 6: Final answer
    x = 1,834.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.