Home / 3,628.82-5,008.71-2,232.74

Finding the Fourth Proportional to 3,628.82, 5,008.71 and 2,232.74

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Solution

The fourth proportional to 3,628.82, 5,008.71 and 2,232.74 is: 3,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.82 : 5,008.71 = 2,232.74 : x
  2. Step 2: Convert to fraction form
    3,628.82/5,008.71 = 2,232.74/x
  3. Step 3: Cross multiply
    3,628.82x = 5,008.71 × 2,232.74
  4. Step 4: Simplify right side
    3,628.82x = 11,183,147.17
  5. Step 5: Solve for x
    x = 11,183,147.17/3,628.82
  6. Step 6: Final answer
    x = 3,081.76

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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.