Home / 2,789.70-3,849.42-1,594.54

Finding the Fourth Proportional to 2,789.70, 3,849.42 and 1,594.54

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Solution

The fourth proportional to 2,789.70, 3,849.42 and 1,594.54 is: 2,200.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.70 : 3,849.42 = 1,594.54 : x
  2. Step 2: Convert to fraction form
    2,789.70/3,849.42 = 1,594.54/x
  3. Step 3: Cross multiply
    2,789.70x = 3,849.42 × 1,594.54
  4. Step 4: Simplify right side
    2,789.70x = 6,138,054.17
  5. Step 5: Solve for x
    x = 6,138,054.17/2,789.70
  6. Step 6: Final answer
    x = 2,200.26

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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.