Home / 11,846.38-17,742.84-6,908.62

Finding the Fourth Proportional to 11,846.38, 17,742.84 and 6,908.62

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Solution

The fourth proportional to 11,846.38, 17,742.84 and 6,908.62 is: 10,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846.38 : 17,742.84 = 6,908.62 : x
  2. Step 2: Convert to fraction form
    11,846.38/17,742.84 = 6,908.62/x
  3. Step 3: Cross multiply
    11,846.38x = 17,742.84 × 6,908.62
  4. Step 4: Simplify right side
    11,846.38x = 122,578,539.28
  5. Step 5: Solve for x
    x = 122,578,539.28/11,846.38
  6. Step 6: Final answer
    x = 10,347.34

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1.5x scale

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.