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Finding the Fourth Proportional to 3,687.01, 5,088.08 and 2,008.42

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Solution

The fourth proportional to 3,687.01, 5,088.08 and 2,008.42 is: 2,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.01 : 5,088.08 = 2,008.42 : x
  2. Step 2: Convert to fraction form
    3,687.01/5,088.08 = 2,008.42/x
  3. Step 3: Cross multiply
    3,687.01x = 5,088.08 × 2,008.42
  4. Step 4: Simplify right side
    3,687.01x = 10,219,001.63
  5. Step 5: Solve for x
    x = 10,219,001.63/3,687.01
  6. Step 6: Final answer
    x = 2,771.62

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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.