Home / 9,011.82-13,517.74-4,080.54

Finding the Fourth Proportional to 9,011.82, 13,517.74 and 4,080.54

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Solution

The fourth proportional to 9,011.82, 13,517.74 and 4,080.54 is: 6,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.82 : 13,517.74 = 4,080.54 : x
  2. Step 2: Convert to fraction form
    9,011.82/13,517.74 = 4,080.54/x
  3. Step 3: Cross multiply
    9,011.82x = 13,517.74 × 4,080.54
  4. Step 4: Simplify right side
    9,011.82x = 55,159,678.78
  5. Step 5: Solve for x
    x = 55,159,678.78/9,011.82
  6. Step 6: Final answer
    x = 6,120.81

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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.