Home / 5,609.16-8,401.92-2,684.52

Finding the Fourth Proportional to 5,609.16, 8,401.92 and 2,684.52

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Solution

The fourth proportional to 5,609.16, 8,401.92 and 2,684.52 is: 4,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.16 : 8,401.92 = 2,684.52 : x
  2. Step 2: Convert to fraction form
    5,609.16/8,401.92 = 2,684.52/x
  3. Step 3: Cross multiply
    5,609.16x = 8,401.92 × 2,684.52
  4. Step 4: Simplify right side
    5,609.16x = 22,555,122.28
  5. Step 5: Solve for x
    x = 22,555,122.28/5,609.16
  6. Step 6: Final answer
    x = 4,021.12

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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.