Home / 7,501.61-11,249.94-2,571.14

Finding the Fourth Proportional to 7,501.61, 11,249.94 and 2,571.14

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Solution

The fourth proportional to 7,501.61, 11,249.94 and 2,571.14 is: 3,855.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.61 : 11,249.94 = 2,571.14 : x
  2. Step 2: Convert to fraction form
    7,501.61/11,249.94 = 2,571.14/x
  3. Step 3: Cross multiply
    7,501.61x = 11,249.94 × 2,571.14
  4. Step 4: Simplify right side
    7,501.61x = 28,925,170.73
  5. Step 5: Solve for x
    x = 28,925,170.73/7,501.61
  6. Step 6: Final answer
    x = 3,855.86

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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.