Home / 9,961.64-14,944.88-3,721.96

Finding the Fourth Proportional to 9,961.64, 14,944.88 and 3,721.96

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Solution

The fourth proportional to 9,961.64, 14,944.88 and 3,721.96 is: 5,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.64 : 14,944.88 = 3,721.96 : x
  2. Step 2: Convert to fraction form
    9,961.64/14,944.88 = 3,721.96/x
  3. Step 3: Cross multiply
    9,961.64x = 14,944.88 × 3,721.96
  4. Step 4: Simplify right side
    9,961.64x = 55,624,245.56
  5. Step 5: Solve for x
    x = 55,624,245.56/9,961.64
  6. Step 6: Final answer
    x = 5,583.84

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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.