Home / 7,861.26-11,788.23-5,396.46

Finding the Fourth Proportional to 7,861.26, 11,788.23 and 5,396.46

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Solution

The fourth proportional to 7,861.26, 11,788.23 and 5,396.46 is: 8,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861.26 : 11,788.23 = 5,396.46 : x
  2. Step 2: Convert to fraction form
    7,861.26/11,788.23 = 5,396.46/x
  3. Step 3: Cross multiply
    7,861.26x = 11,788.23 × 5,396.46
  4. Step 4: Simplify right side
    7,861.26x = 63,614,711.67
  5. Step 5: Solve for x
    x = 63,614,711.67/7,861.26
  6. Step 6: Final answer
    x = 8,092.18

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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.