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Finding the Fourth Proportional to 5,881.77, 8,816.49 and 2,759.16

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Solution

The fourth proportional to 5,881.77, 8,816.49 and 2,759.16 is: 4,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.77 : 8,816.49 = 2,759.16 : x
  2. Step 2: Convert to fraction form
    5,881.77/8,816.49 = 2,759.16/x
  3. Step 3: Cross multiply
    5,881.77x = 8,816.49 × 2,759.16
  4. Step 4: Simplify right side
    5,881.77x = 24,326,106.55
  5. Step 5: Solve for x
    x = 24,326,106.55/5,881.77
  6. Step 6: Final answer
    x = 4,135.85

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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.