Home / 7,936.25-11,895.36-3,250.25

Finding the Fourth Proportional to 7,936.25, 11,895.36 and 3,250.25

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Solution

The fourth proportional to 7,936.25, 11,895.36 and 3,250.25 is: 4,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.25 : 11,895.36 = 3,250.25 : x
  2. Step 2: Convert to fraction form
    7,936.25/11,895.36 = 3,250.25/x
  3. Step 3: Cross multiply
    7,936.25x = 11,895.36 × 3,250.25
  4. Step 4: Simplify right side
    7,936.25x = 38,662,900.24
  5. Step 5: Solve for x
    x = 38,662,900.24/7,936.25
  6. Step 6: Final answer
    x = 4,871.68

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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.