Home / 5,811.83-8,020.50-3,293.86

Finding the Fourth Proportional to 5,811.83, 8,020.50 and 3,293.86

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Solution

The fourth proportional to 5,811.83, 8,020.50 and 3,293.86 is: 4,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.83 : 8,020.50 = 3,293.86 : x
  2. Step 2: Convert to fraction form
    5,811.83/8,020.50 = 3,293.86/x
  3. Step 3: Cross multiply
    5,811.83x = 8,020.50 × 3,293.86
  4. Step 4: Simplify right side
    5,811.83x = 26,418,414.16
  5. Step 5: Solve for x
    x = 26,418,414.16/5,811.83
  6. Step 6: Final answer
    x = 4,545.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.