Home / 5,399.36-8,093.52-2,479.84

Finding the Fourth Proportional to 5,399.36, 8,093.52 and 2,479.84

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Solution

The fourth proportional to 5,399.36, 8,093.52 and 2,479.84 is: 3,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.36 : 8,093.52 = 2,479.84 : x
  2. Step 2: Convert to fraction form
    5,399.36/8,093.52 = 2,479.84/x
  3. Step 3: Cross multiply
    5,399.36x = 8,093.52 × 2,479.84
  4. Step 4: Simplify right side
    5,399.36x = 20,070,634.64
  5. Step 5: Solve for x
    x = 20,070,634.64/5,399.36
  6. Step 6: Final answer
    x = 3,717.22

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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.