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Finding the Fourth Proportional to 8,152.60, 11,234.44 and 5,788.12

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Solution

The fourth proportional to 8,152.60, 11,234.44 and 5,788.12 is: 7,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.60 : 11,234.44 = 5,788.12 : x
  2. Step 2: Convert to fraction form
    8,152.60/11,234.44 = 5,788.12/x
  3. Step 3: Cross multiply
    8,152.60x = 11,234.44 × 5,788.12
  4. Step 4: Simplify right side
    8,152.60x = 65,026,286.85
  5. Step 5: Solve for x
    x = 65,026,286.85/8,152.60
  6. Step 6: Final answer
    x = 7,976.14

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1.5x scale

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.