Home / 4,721.82-6,517.05-2,732.28

Finding the Fourth Proportional to 4,721.82, 6,517.05 and 2,732.28

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Solution

The fourth proportional to 4,721.82, 6,517.05 and 2,732.28 is: 3,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.82 : 6,517.05 = 2,732.28 : x
  2. Step 2: Convert to fraction form
    4,721.82/6,517.05 = 2,732.28/x
  3. Step 3: Cross multiply
    4,721.82x = 6,517.05 × 2,732.28
  4. Step 4: Simplify right side
    4,721.82x = 17,806,405.37
  5. Step 5: Solve for x
    x = 17,806,405.37/4,721.82
  6. Step 6: Final answer
    x = 3,771.09

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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.