Home / 8,251.12-12,365.73-7,150.33

Finding the Fourth Proportional to 8,251.12, 12,365.73 and 7,150.33

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Solution

The fourth proportional to 8,251.12, 12,365.73 and 7,150.33 is: 10,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.12 : 12,365.73 = 7,150.33 : x
  2. Step 2: Convert to fraction form
    8,251.12/12,365.73 = 7,150.33/x
  3. Step 3: Cross multiply
    8,251.12x = 12,365.73 × 7,150.33
  4. Step 4: Simplify right side
    8,251.12x = 88,419,050.19
  5. Step 5: Solve for x
    x = 88,419,050.19/8,251.12
  6. Step 6: Final answer
    x = 10,716.01

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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.