Home / 5,514.92-8,268.83-3,638.64

Finding the Fourth Proportional to 5,514.92, 8,268.83 and 3,638.64

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Solution

The fourth proportional to 5,514.92, 8,268.83 and 3,638.64 is: 5,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.92 : 8,268.83 = 3,638.64 : x
  2. Step 2: Convert to fraction form
    5,514.92/8,268.83 = 3,638.64/x
  3. Step 3: Cross multiply
    5,514.92x = 8,268.83 × 3,638.64
  4. Step 4: Simplify right side
    5,514.92x = 30,087,254.25
  5. Step 5: Solve for x
    x = 30,087,254.25/5,514.92
  6. Step 6: Final answer
    x = 5,455.62

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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.