Home / 5,945.09-8,203.56-3,291.84

Finding the Fourth Proportional to 5,945.09, 8,203.56 and 3,291.84

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Solution

The fourth proportional to 5,945.09, 8,203.56 and 3,291.84 is: 4,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.09 : 8,203.56 = 3,291.84 : x
  2. Step 2: Convert to fraction form
    5,945.09/8,203.56 = 3,291.84/x
  3. Step 3: Cross multiply
    5,945.09x = 8,203.56 × 3,291.84
  4. Step 4: Simplify right side
    5,945.09x = 27,004,778.28
  5. Step 5: Solve for x
    x = 27,004,778.28/5,945.09
  6. Step 6: Final answer
    x = 4,542.37

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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.