Home / 5,403.24-8,099.16-2,479.12

Finding the Fourth Proportional to 5,403.24, 8,099.16 and 2,479.12

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Solution

The fourth proportional to 5,403.24, 8,099.16 and 2,479.12 is: 3,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.24 : 8,099.16 = 2,479.12 : x
  2. Step 2: Convert to fraction form
    5,403.24/8,099.16 = 2,479.12/x
  3. Step 3: Cross multiply
    5,403.24x = 8,099.16 × 2,479.12
  4. Step 4: Simplify right side
    5,403.24x = 20,078,789.54
  5. Step 5: Solve for x
    x = 20,078,789.54/5,403.24
  6. Step 6: Final answer
    x = 3,716.06

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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.