Home / 8,577.16-12,843.70-5,940.90

Finding the Fourth Proportional to 8,577.16, 12,843.70 and 5,940.90

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Solution

The fourth proportional to 8,577.16, 12,843.70 and 5,940.90 is: 8,896.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.16 : 12,843.70 = 5,940.90 : x
  2. Step 2: Convert to fraction form
    8,577.16/12,843.70 = 5,940.90/x
  3. Step 3: Cross multiply
    8,577.16x = 12,843.70 × 5,940.90
  4. Step 4: Simplify right side
    8,577.16x = 76,303,122.48
  5. Step 5: Solve for x
    x = 76,303,122.48/8,577.16
  6. Step 6: Final answer
    x = 8,896.09

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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.