Home / 3,636.22-5,017.75-2,144.07

Finding the Fourth Proportional to 3,636.22, 5,017.75 and 2,144.07

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Solution

The fourth proportional to 3,636.22, 5,017.75 and 2,144.07 is: 2,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.22 : 5,017.75 = 2,144.07 : x
  2. Step 2: Convert to fraction form
    3,636.22/5,017.75 = 2,144.07/x
  3. Step 3: Cross multiply
    3,636.22x = 5,017.75 × 2,144.07
  4. Step 4: Simplify right side
    3,636.22x = 10,758,371.43
  5. Step 5: Solve for x
    x = 10,758,371.43/3,636.22
  6. Step 6: Final answer
    x = 2,958.67

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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.