Home / 3,771.38-5,204.51-2,199.57

Finding the Fourth Proportional to 3,771.38, 5,204.51 and 2,199.57

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Solution

The fourth proportional to 3,771.38, 5,204.51 and 2,199.57 is: 3,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.38 : 5,204.51 = 2,199.57 : x
  2. Step 2: Convert to fraction form
    3,771.38/5,204.51 = 2,199.57/x
  3. Step 3: Cross multiply
    3,771.38x = 5,204.51 × 2,199.57
  4. Step 4: Simplify right side
    3,771.38x = 11,447,673.06
  5. Step 5: Solve for x
    x = 11,447,673.06/3,771.38
  6. Step 6: Final answer
    x = 3,035.41

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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.