Home / 1,944.00-2,917.87-1,838.63

Finding the Fourth Proportional to 1,944.00, 2,917.87 and 1,838.63

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Solution

The fourth proportional to 1,944.00, 2,917.87 and 1,838.63 is: 2,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.00 : 2,917.87 = 1,838.63 : x
  2. Step 2: Convert to fraction form
    1,944.00/2,917.87 = 1,838.63/x
  3. Step 3: Cross multiply
    1,944.00x = 2,917.87 × 1,838.63
  4. Step 4: Simplify right side
    1,944.00x = 5,364,892.91
  5. Step 5: Solve for x
    x = 5,364,892.91/1,944.00
  6. Step 6: Final answer
    x = 2,759.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.