Home / 3,820.97-5,273.87-2,329.70

Finding the Fourth Proportional to 3,820.97, 5,273.87 and 2,329.70

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Solution

The fourth proportional to 3,820.97, 5,273.87 and 2,329.70 is: 3,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.97 : 5,273.87 = 2,329.70 : x
  2. Step 2: Convert to fraction form
    3,820.97/5,273.87 = 2,329.70/x
  3. Step 3: Cross multiply
    3,820.97x = 5,273.87 × 2,329.70
  4. Step 4: Simplify right side
    3,820.97x = 12,286,551.80
  5. Step 5: Solve for x
    x = 12,286,551.80/3,820.97
  6. Step 6: Final answer
    x = 3,215.56

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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.