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Finding the Fourth Proportional to 6,551.75, 9,035.10 and 4,310.84

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Solution

The fourth proportional to 6,551.75, 9,035.10 and 4,310.84 is: 5,944.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.75 : 9,035.10 = 4,310.84 : x
  2. Step 2: Convert to fraction form
    6,551.75/9,035.10 = 4,310.84/x
  3. Step 3: Cross multiply
    6,551.75x = 9,035.10 × 4,310.84
  4. Step 4: Simplify right side
    6,551.75x = 38,948,893.07
  5. Step 5: Solve for x
    x = 38,948,893.07/6,551.75
  6. Step 6: Final answer
    x = 5,944.81

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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.