Home / 3,588.87-5,383.27-2,126.97

Finding the Fourth Proportional to 3,588.87, 5,383.27 and 2,126.97

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Solution

The fourth proportional to 3,588.87, 5,383.27 and 2,126.97 is: 3,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.87 : 5,383.27 = 2,126.97 : x
  2. Step 2: Convert to fraction form
    3,588.87/5,383.27 = 2,126.97/x
  3. Step 3: Cross multiply
    3,588.87x = 5,383.27 × 2,126.97
  4. Step 4: Simplify right side
    3,588.87x = 11,450,053.79
  5. Step 5: Solve for x
    x = 11,450,053.79/3,588.87
  6. Step 6: Final answer
    x = 3,190.43

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1.5x scale

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.