Home / 5,499.91-8,247.80-2,379.68

Finding the Fourth Proportional to 5,499.91, 8,247.80 and 2,379.68

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Solution

The fourth proportional to 5,499.91, 8,247.80 and 2,379.68 is: 3,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.91 : 8,247.80 = 2,379.68 : x
  2. Step 2: Convert to fraction form
    5,499.91/8,247.80 = 2,379.68/x
  3. Step 3: Cross multiply
    5,499.91x = 8,247.80 × 2,379.68
  4. Step 4: Simplify right side
    5,499.91x = 19,627,124.70
  5. Step 5: Solve for x
    x = 19,627,124.70/5,499.91
  6. Step 6: Final answer
    x = 3,568.63

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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.