Home / 11,679.96-17,523.18-6,740.58

Finding the Fourth Proportional to 11,679.96, 17,523.18 and 6,740.58

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Solution

The fourth proportional to 11,679.96, 17,523.18 and 6,740.58 is: 10,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.96 : 17,523.18 = 6,740.58 : x
  2. Step 2: Convert to fraction form
    11,679.96/17,523.18 = 6,740.58/x
  3. Step 3: Cross multiply
    11,679.96x = 17,523.18 × 6,740.58
  4. Step 4: Simplify right side
    11,679.96x = 118,116,362.94
  5. Step 5: Solve for x
    x = 118,116,362.94/11,679.96
  6. Step 6: Final answer
    x = 10,112.74

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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.