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Finding the Fourth Proportional to 11,454.34, 15,806.72 and 6,738.92

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Solution

The fourth proportional to 11,454.34, 15,806.72 and 6,738.92 is: 9,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.34 : 15,806.72 = 6,738.92 : x
  2. Step 2: Convert to fraction form
    11,454.34/15,806.72 = 6,738.92/x
  3. Step 3: Cross multiply
    11,454.34x = 15,806.72 × 6,738.92
  4. Step 4: Simplify right side
    11,454.34x = 106,520,187.85
  5. Step 5: Solve for x
    x = 106,520,187.85/11,454.34
  6. Step 6: Final answer
    x = 9,299.55

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