Home / 4,043.25-5,579.78-2,472.21

Finding the Fourth Proportional to 4,043.25, 5,579.78 and 2,472.21

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Solution

The fourth proportional to 4,043.25, 5,579.78 and 2,472.21 is: 3,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.25 : 5,579.78 = 2,472.21 : x
  2. Step 2: Convert to fraction form
    4,043.25/5,579.78 = 2,472.21/x
  3. Step 3: Cross multiply
    4,043.25x = 5,579.78 × 2,472.21
  4. Step 4: Simplify right side
    4,043.25x = 13,794,387.91
  5. Step 5: Solve for x
    x = 13,794,387.91/4,043.25
  6. Step 6: Final answer
    x = 3,411.71

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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.