Home / 3,772.27-5,190.48-3,675.68

Finding the Fourth Proportional to 3,772.27, 5,190.48 and 3,675.68

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Solution

The fourth proportional to 3,772.27, 5,190.48 and 3,675.68 is: 5,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.27 : 5,190.48 = 3,675.68 : x
  2. Step 2: Convert to fraction form
    3,772.27/5,190.48 = 3,675.68/x
  3. Step 3: Cross multiply
    3,772.27x = 5,190.48 × 3,675.68
  4. Step 4: Simplify right side
    3,772.27x = 19,078,537.04
  5. Step 5: Solve for x
    x = 19,078,537.04/3,772.27
  6. Step 6: Final answer
    x = 5,057.57

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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.