Home / 2,043.33-2,820.39-1,335.28

Finding the Fourth Proportional to 2,043.33, 2,820.39 and 1,335.28

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Solution

The fourth proportional to 2,043.33, 2,820.39 and 1,335.28 is: 1,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.33 : 2,820.39 = 1,335.28 : x
  2. Step 2: Convert to fraction form
    2,043.33/2,820.39 = 1,335.28/x
  3. Step 3: Cross multiply
    2,043.33x = 2,820.39 × 1,335.28
  4. Step 4: Simplify right side
    2,043.33x = 3,765,989.58
  5. Step 5: Solve for x
    x = 3,765,989.58/2,043.33
  6. Step 6: Final answer
    x = 1,843.06

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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.