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Finding the Fourth Proportional to 5,888.87, 8,825.88 and 3,116.78

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Solution

The fourth proportional to 5,888.87, 8,825.88 and 3,116.78 is: 4,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.87 : 8,825.88 = 3,116.78 : x
  2. Step 2: Convert to fraction form
    5,888.87/8,825.88 = 3,116.78/x
  3. Step 3: Cross multiply
    5,888.87x = 8,825.88 × 3,116.78
  4. Step 4: Simplify right side
    5,888.87x = 27,508,309.39
  5. Step 5: Solve for x
    x = 27,508,309.39/5,888.87
  6. Step 6: Final answer
    x = 4,671.24

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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.