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Finding the Fourth Proportional to 5,836.56, 8,053.78 and 3,318.17

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Solution

The fourth proportional to 5,836.56, 8,053.78 and 3,318.17 is: 4,578.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.56 : 8,053.78 = 3,318.17 : x
  2. Step 2: Convert to fraction form
    5,836.56/8,053.78 = 3,318.17/x
  3. Step 3: Cross multiply
    5,836.56x = 8,053.78 × 3,318.17
  4. Step 4: Simplify right side
    5,836.56x = 26,723,768.84
  5. Step 5: Solve for x
    x = 26,723,768.84/5,836.56
  6. Step 6: Final answer
    x = 4,578.69

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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.