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Finding the Fourth Proportional to 5,891.97, 8,130.53 and 3,239.25

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Solution

The fourth proportional to 5,891.97, 8,130.53 and 3,239.25 is: 4,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.97 : 8,130.53 = 3,239.25 : x
  2. Step 2: Convert to fraction form
    5,891.97/8,130.53 = 3,239.25/x
  3. Step 3: Cross multiply
    5,891.97x = 8,130.53 × 3,239.25
  4. Step 4: Simplify right side
    5,891.97x = 26,336,803.11
  5. Step 5: Solve for x
    x = 26,336,803.11/5,891.97
  6. Step 6: Final answer
    x = 4,469.95

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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.