Home / 3,952.17-5,454.09-2,183.91

Finding the Fourth Proportional to 3,952.17, 5,454.09 and 2,183.91

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Solution

The fourth proportional to 3,952.17, 5,454.09 and 2,183.91 is: 3,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.17 : 5,454.09 = 2,183.91 : x
  2. Step 2: Convert to fraction form
    3,952.17/5,454.09 = 2,183.91/x
  3. Step 3: Cross multiply
    3,952.17x = 5,454.09 × 2,183.91
  4. Step 4: Simplify right side
    3,952.17x = 11,911,241.69
  5. Step 5: Solve for x
    x = 11,911,241.69/3,952.17
  6. Step 6: Final answer
    x = 3,013.85

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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.