Home / 5,380.52-8,063.81-2,416.78

Finding the Fourth Proportional to 5,380.52, 8,063.81 and 2,416.78

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Solution

The fourth proportional to 5,380.52, 8,063.81 and 2,416.78 is: 3,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.52 : 8,063.81 = 2,416.78 : x
  2. Step 2: Convert to fraction form
    5,380.52/8,063.81 = 2,416.78/x
  3. Step 3: Cross multiply
    5,380.52x = 8,063.81 × 2,416.78
  4. Step 4: Simplify right side
    5,380.52x = 19,488,402.33
  5. Step 5: Solve for x
    x = 19,488,402.33/5,380.52
  6. Step 6: Final answer
    x = 3,622.03

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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.