Home / 7,327.35-10,991.79-2,133.23

Finding the Fourth Proportional to 7,327.35, 10,991.79 and 2,133.23

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Solution

The fourth proportional to 7,327.35, 10,991.79 and 2,133.23 is: 3,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.35 : 10,991.79 = 2,133.23 : x
  2. Step 2: Convert to fraction form
    7,327.35/10,991.79 = 2,133.23/x
  3. Step 3: Cross multiply
    7,327.35x = 10,991.79 × 2,133.23
  4. Step 4: Simplify right side
    7,327.35x = 23,447,961.22
  5. Step 5: Solve for x
    x = 23,447,961.22/7,327.35
  6. Step 6: Final answer
    x = 3,200.06

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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.