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Finding the Fourth Proportional to 6,166.59, 8,509.84 and 3,372.09

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Solution

The fourth proportional to 6,166.59, 8,509.84 and 3,372.09 is: 4,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.59 : 8,509.84 = 3,372.09 : x
  2. Step 2: Convert to fraction form
    6,166.59/8,509.84 = 3,372.09/x
  3. Step 3: Cross multiply
    6,166.59x = 8,509.84 × 3,372.09
  4. Step 4: Simplify right side
    6,166.59x = 28,695,946.37
  5. Step 5: Solve for x
    x = 28,695,946.37/6,166.59
  6. Step 6: Final answer
    x = 4,653.45

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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.