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Finding the Fourth Proportional to 5,922.98, 8,171.13 and 3,404.51

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Solution

The fourth proportional to 5,922.98, 8,171.13 and 3,404.51 is: 4,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.98 : 8,171.13 = 3,404.51 : x
  2. Step 2: Convert to fraction form
    5,922.98/8,171.13 = 3,404.51/x
  3. Step 3: Cross multiply
    5,922.98x = 8,171.13 × 3,404.51
  4. Step 4: Simplify right side
    5,922.98x = 27,818,693.80
  5. Step 5: Solve for x
    x = 27,818,693.80/5,922.98
  6. Step 6: Final answer
    x = 4,696.74

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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.