Home / 4,861.35-7,296.84-3,279.87

Finding the Fourth Proportional to 4,861.35, 7,296.84 and 3,279.87

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Solution

The fourth proportional to 4,861.35, 7,296.84 and 3,279.87 is: 4,923.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.35 : 7,296.84 = 3,279.87 : x
  2. Step 2: Convert to fraction form
    4,861.35/7,296.84 = 3,279.87/x
  3. Step 3: Cross multiply
    4,861.35x = 7,296.84 × 3,279.87
  4. Step 4: Simplify right side
    4,861.35x = 23,932,686.61
  5. Step 5: Solve for x
    x = 23,932,686.61/4,861.35
  6. Step 6: Final answer
    x = 4,923.05

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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.