Home / 5,623.52-8,419.68-3,651.44

Finding the Fourth Proportional to 5,623.52, 8,419.68 and 3,651.44

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Solution

The fourth proportional to 5,623.52, 8,419.68 and 3,651.44 is: 5,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.52 : 8,419.68 = 3,651.44 : x
  2. Step 2: Convert to fraction form
    5,623.52/8,419.68 = 3,651.44/x
  3. Step 3: Cross multiply
    5,623.52x = 8,419.68 × 3,651.44
  4. Step 4: Simplify right side
    5,623.52x = 30,743,914.24
  5. Step 5: Solve for x
    x = 30,743,914.24/5,623.52
  6. Step 6: Final answer
    x = 5,467.03

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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.