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Finding the Fourth Proportional to 3,998.68, 6,001.14 and 2,774.71

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Solution

The fourth proportional to 3,998.68, 6,001.14 and 2,774.71 is: 4,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.68 : 6,001.14 = 2,774.71 : x
  2. Step 2: Convert to fraction form
    3,998.68/6,001.14 = 2,774.71/x
  3. Step 3: Cross multiply
    3,998.68x = 6,001.14 × 2,774.71
  4. Step 4: Simplify right side
    3,998.68x = 16,651,423.17
  5. Step 5: Solve for x
    x = 16,651,423.17/3,998.68
  6. Step 6: Final answer
    x = 4,164.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.