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Finding the Fourth Proportional to 5,908.55, 8,153.90 and 3,255.92

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Solution

The fourth proportional to 5,908.55, 8,153.90 and 3,255.92 is: 4,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.55 : 8,153.90 = 3,255.92 : x
  2. Step 2: Convert to fraction form
    5,908.55/8,153.90 = 3,255.92/x
  3. Step 3: Cross multiply
    5,908.55x = 8,153.90 × 3,255.92
  4. Step 4: Simplify right side
    5,908.55x = 26,548,429.81
  5. Step 5: Solve for x
    x = 26,548,429.81/5,908.55
  6. Step 6: Final answer
    x = 4,493.22

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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.