Home / 11,675.46-17,520.38-6,132.78

Finding the Fourth Proportional to 11,675.46, 17,520.38 and 6,132.78

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Solution

The fourth proportional to 11,675.46, 17,520.38 and 6,132.78 is: 9,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,675.46 : 17,520.38 = 6,132.78 : x
  2. Step 2: Convert to fraction form
    11,675.46/17,520.38 = 6,132.78/x
  3. Step 3: Cross multiply
    11,675.46x = 17,520.38 × 6,132.78
  4. Step 4: Simplify right side
    11,675.46x = 107,448,636.06
  5. Step 5: Solve for x
    x = 107,448,636.06/11,675.46
  6. Step 6: Final answer
    x = 9,202.95

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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.