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Finding the Fourth Proportional to 6,157.89, 8,497.71 and 3,363.39

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Solution

The fourth proportional to 6,157.89, 8,497.71 and 3,363.39 is: 4,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157.89 : 8,497.71 = 3,363.39 : x
  2. Step 2: Convert to fraction form
    6,157.89/8,497.71 = 3,363.39/x
  3. Step 3: Cross multiply
    6,157.89x = 8,497.71 × 3,363.39
  4. Step 4: Simplify right side
    6,157.89x = 28,581,112.84
  5. Step 5: Solve for x
    x = 28,581,112.84/6,157.89
  6. Step 6: Final answer
    x = 4,641.38

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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.