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Finding the Fourth Proportional to 7,080.48, 9,772.47 and 4,096.17

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Solution

The fourth proportional to 7,080.48, 9,772.47 and 4,096.17 is: 5,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080.48 : 9,772.47 = 4,096.17 : x
  2. Step 2: Convert to fraction form
    7,080.48/9,772.47 = 4,096.17/x
  3. Step 3: Cross multiply
    7,080.48x = 9,772.47 × 4,096.17
  4. Step 4: Simplify right side
    7,080.48x = 40,029,698.44
  5. Step 5: Solve for x
    x = 40,029,698.44/7,080.48
  6. Step 6: Final answer
    x = 5,653.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.