Home / 5,789.14-7,987.26-3,270.94

Finding the Fourth Proportional to 5,789.14, 7,987.26 and 3,270.94

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Solution

The fourth proportional to 5,789.14, 7,987.26 and 3,270.94 is: 4,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,789.14 : 7,987.26 = 3,270.94 : x
  2. Step 2: Convert to fraction form
    5,789.14/7,987.26 = 3,270.94/x
  3. Step 3: Cross multiply
    5,789.14x = 7,987.26 × 3,270.94
  4. Step 4: Simplify right side
    5,789.14x = 26,125,848.22
  5. Step 5: Solve for x
    x = 26,125,848.22/5,789.14
  6. Step 6: Final answer
    x = 4,512.91

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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.