Home / 7,711.22-11,570.36-4,195.96

Finding the Fourth Proportional to 7,711.22, 11,570.36 and 4,195.96

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Solution

The fourth proportional to 7,711.22, 11,570.36 and 4,195.96 is: 6,295.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.22 : 11,570.36 = 4,195.96 : x
  2. Step 2: Convert to fraction form
    7,711.22/11,570.36 = 4,195.96/x
  3. Step 3: Cross multiply
    7,711.22x = 11,570.36 × 4,195.96
  4. Step 4: Simplify right side
    7,711.22x = 48,548,767.75
  5. Step 5: Solve for x
    x = 48,548,767.75/7,711.22
  6. Step 6: Final answer
    x = 6,295.86

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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.