Home / 3,756.88-5,174.58-3,382.84

Finding the Fourth Proportional to 3,756.88, 5,174.58 and 3,382.84

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Solution

The fourth proportional to 3,756.88, 5,174.58 and 3,382.84 is: 4,659.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.88 : 5,174.58 = 3,382.84 : x
  2. Step 2: Convert to fraction form
    3,756.88/5,174.58 = 3,382.84/x
  3. Step 3: Cross multiply
    3,756.88x = 5,174.58 × 3,382.84
  4. Step 4: Simplify right side
    3,756.88x = 17,504,776.21
  5. Step 5: Solve for x
    x = 17,504,776.21/3,756.88
  6. Step 6: Final answer
    x = 4,659.39

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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.