Home / 2,043.40-2,819.82-1,344.28

Finding the Fourth Proportional to 2,043.40, 2,819.82 and 1,344.28

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Solution

The fourth proportional to 2,043.40, 2,819.82 and 1,344.28 is: 1,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.40 : 2,819.82 = 1,344.28 : x
  2. Step 2: Convert to fraction form
    2,043.40/2,819.82 = 1,344.28/x
  3. Step 3: Cross multiply
    2,043.40x = 2,819.82 × 1,344.28
  4. Step 4: Simplify right side
    2,043.40x = 3,790,627.63
  5. Step 5: Solve for x
    x = 3,790,627.63/2,043.40
  6. Step 6: Final answer
    x = 1,855.06

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1.5x scale

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.