Home / 2,193.45-3,025.01-1,819.84

Finding the Fourth Proportional to 2,193.45, 3,025.01 and 1,819.84

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Solution

The fourth proportional to 2,193.45, 3,025.01 and 1,819.84 is: 2,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.45 : 3,025.01 = 1,819.84 : x
  2. Step 2: Convert to fraction form
    2,193.45/3,025.01 = 1,819.84/x
  3. Step 3: Cross multiply
    2,193.45x = 3,025.01 × 1,819.84
  4. Step 4: Simplify right side
    2,193.45x = 5,505,037.69
  5. Step 5: Solve for x
    x = 5,505,037.69/2,193.45
  6. Step 6: Final answer
    x = 2,509.76

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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.