Home / 3,021.99-4,171.91-2,348.29

Finding the Fourth Proportional to 3,021.99, 4,171.91 and 2,348.29

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Solution

The fourth proportional to 3,021.99, 4,171.91 and 2,348.29 is: 3,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.99 : 4,171.91 = 2,348.29 : x
  2. Step 2: Convert to fraction form
    3,021.99/4,171.91 = 2,348.29/x
  3. Step 3: Cross multiply
    3,021.99x = 4,171.91 × 2,348.29
  4. Step 4: Simplify right side
    3,021.99x = 9,796,854.53
  5. Step 5: Solve for x
    x = 9,796,854.53/3,021.99
  6. Step 6: Final answer
    x = 3,241.86

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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.