Home / 3,824.17-5,277.41-2,145.94

Finding the Fourth Proportional to 3,824.17, 5,277.41 and 2,145.94

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Solution

The fourth proportional to 3,824.17, 5,277.41 and 2,145.94 is: 2,961.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.17 : 5,277.41 = 2,145.94 : x
  2. Step 2: Convert to fraction form
    3,824.17/5,277.41 = 2,145.94/x
  3. Step 3: Cross multiply
    3,824.17x = 5,277.41 × 2,145.94
  4. Step 4: Simplify right side
    3,824.17x = 11,325,005.22
  5. Step 5: Solve for x
    x = 11,325,005.22/3,824.17
  6. Step 6: Final answer
    x = 2,961.43

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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.