Home / 1,889.33-2,606.86-1,591.73

Finding the Fourth Proportional to 1,889.33, 2,606.86 and 1,591.73

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Solution

The fourth proportional to 1,889.33, 2,606.86 and 1,591.73 is: 2,196.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.33 : 2,606.86 = 1,591.73 : x
  2. Step 2: Convert to fraction form
    1,889.33/2,606.86 = 1,591.73/x
  3. Step 3: Cross multiply
    1,889.33x = 2,606.86 × 1,591.73
  4. Step 4: Simplify right side
    1,889.33x = 4,149,404.19
  5. Step 5: Solve for x
    x = 4,149,404.19/1,889.33
  6. Step 6: Final answer
    x = 2,196.24

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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.