Home / 6,936.30-10,409.91-3,236.61

Finding the Fourth Proportional to 6,936.30, 10,409.91 and 3,236.61

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Solution

The fourth proportional to 6,936.30, 10,409.91 and 3,236.61 is: 4,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.30 : 10,409.91 = 3,236.61 : x
  2. Step 2: Convert to fraction form
    6,936.30/10,409.91 = 3,236.61/x
  3. Step 3: Cross multiply
    6,936.30x = 10,409.91 × 3,236.61
  4. Step 4: Simplify right side
    6,936.30x = 33,692,818.81
  5. Step 5: Solve for x
    x = 33,692,818.81/6,936.30
  6. Step 6: Final answer
    x = 4,857.46

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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.