Home / 7,499.84-11,249.91-2,305.71

Finding the Fourth Proportional to 7,499.84, 11,249.91 and 2,305.71

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Solution

The fourth proportional to 7,499.84, 11,249.91 and 2,305.71 is: 3,458.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.84 : 11,249.91 = 2,305.71 : x
  2. Step 2: Convert to fraction form
    7,499.84/11,249.91 = 2,305.71/x
  3. Step 3: Cross multiply
    7,499.84x = 11,249.91 × 2,305.71
  4. Step 4: Simplify right side
    7,499.84x = 25,939,029.99
  5. Step 5: Solve for x
    x = 25,939,029.99/7,499.84
  6. Step 6: Final answer
    x = 3,458.61

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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.