Home / 3,845.73-5,308.16-2,726.85

Finding the Fourth Proportional to 3,845.73, 5,308.16 and 2,726.85

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Solution

The fourth proportional to 3,845.73, 5,308.16 and 2,726.85 is: 3,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.73 : 5,308.16 = 2,726.85 : x
  2. Step 2: Convert to fraction form
    3,845.73/5,308.16 = 2,726.85/x
  3. Step 3: Cross multiply
    3,845.73x = 5,308.16 × 2,726.85
  4. Step 4: Simplify right side
    3,845.73x = 14,474,542.46
  5. Step 5: Solve for x
    x = 14,474,542.46/3,845.73
  6. Step 6: Final answer
    x = 3,763.80

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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.