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Finding the Fourth Proportional to 5,891.75, 8,127.37 and 3,734.35

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Solution

The fourth proportional to 5,891.75, 8,127.37 and 3,734.35 is: 5,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.75 : 8,127.37 = 3,734.35 : x
  2. Step 2: Convert to fraction form
    5,891.75/8,127.37 = 3,734.35/x
  3. Step 3: Cross multiply
    5,891.75x = 8,127.37 × 3,734.35
  4. Step 4: Simplify right side
    5,891.75x = 30,350,444.16
  5. Step 5: Solve for x
    x = 30,350,444.16/5,891.75
  6. Step 6: Final answer
    x = 5,151.35

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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.