Home / 2,043.63-2,819.79-1,181.10

Finding the Fourth Proportional to 2,043.63, 2,819.79 and 1,181.10

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Solution

The fourth proportional to 2,043.63, 2,819.79 and 1,181.10 is: 1,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.63 : 2,819.79 = 1,181.10 : x
  2. Step 2: Convert to fraction form
    2,043.63/2,819.79 = 1,181.10/x
  3. Step 3: Cross multiply
    2,043.63x = 2,819.79 × 1,181.10
  4. Step 4: Simplify right side
    2,043.63x = 3,330,453.97
  5. Step 5: Solve for x
    x = 3,330,453.97/2,043.63
  6. Step 6: Final answer
    x = 1,629.68

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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.