Home / 2,721.62-3,759.27-2,366.84

Finding the Fourth Proportional to 2,721.62, 3,759.27 and 2,366.84

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Solution

The fourth proportional to 2,721.62, 3,759.27 and 2,366.84 is: 3,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.62 : 3,759.27 = 2,366.84 : x
  2. Step 2: Convert to fraction form
    2,721.62/3,759.27 = 2,366.84/x
  3. Step 3: Cross multiply
    2,721.62x = 3,759.27 × 2,366.84
  4. Step 4: Simplify right side
    2,721.62x = 8,897,590.61
  5. Step 5: Solve for x
    x = 8,897,590.61/2,721.62
  6. Step 6: Final answer
    x = 3,269.23

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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.