Home / 7,499.99-11,247.86-3,116.41

Finding the Fourth Proportional to 7,499.99, 11,247.86 and 3,116.41

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Solution

The fourth proportional to 7,499.99, 11,247.86 and 3,116.41 is: 4,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.99 : 11,247.86 = 3,116.41 : x
  2. Step 2: Convert to fraction form
    7,499.99/11,247.86 = 3,116.41/x
  3. Step 3: Cross multiply
    7,499.99x = 11,247.86 × 3,116.41
  4. Step 4: Simplify right side
    7,499.99x = 35,052,923.05
  5. Step 5: Solve for x
    x = 35,052,923.05/7,499.99
  6. Step 6: Final answer
    x = 4,673.73

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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.