Home / 5,304.82-7,955.70-2,142.26

Finding the Fourth Proportional to 5,304.82, 7,955.70 and 2,142.26

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Solution

The fourth proportional to 5,304.82, 7,955.70 and 2,142.26 is: 3,212.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.82 : 7,955.70 = 2,142.26 : x
  2. Step 2: Convert to fraction form
    5,304.82/7,955.70 = 2,142.26/x
  3. Step 3: Cross multiply
    5,304.82x = 7,955.70 × 2,142.26
  4. Step 4: Simplify right side
    5,304.82x = 17,043,177.88
  5. Step 5: Solve for x
    x = 17,043,177.88/5,304.82
  6. Step 6: Final answer
    x = 3,212.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.