Home / 11,680.21-17,523.56-6,740.83

Finding the Fourth Proportional to 11,680.21, 17,523.56 and 6,740.83

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Solution

The fourth proportional to 11,680.21, 17,523.56 and 6,740.83 is: 10,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.21 : 17,523.56 = 6,740.83 : x
  2. Step 2: Convert to fraction form
    11,680.21/17,523.56 = 6,740.83/x
  3. Step 3: Cross multiply
    11,680.21x = 17,523.56 × 6,740.83
  4. Step 4: Simplify right side
    11,680.21x = 118,123,261.44
  5. Step 5: Solve for x
    x = 118,123,261.44/11,680.21
  6. Step 6: Final answer
    x = 10,113.11

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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.