Home / 5,940.18-8,891.64-3,961.92

Finding the Fourth Proportional to 5,940.18, 8,891.64 and 3,961.92

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Solution

The fourth proportional to 5,940.18, 8,891.64 and 3,961.92 is: 5,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.18 : 8,891.64 = 3,961.92 : x
  2. Step 2: Convert to fraction form
    5,940.18/8,891.64 = 3,961.92/x
  3. Step 3: Cross multiply
    5,940.18x = 8,891.64 × 3,961.92
  4. Step 4: Simplify right side
    5,940.18x = 35,227,966.35
  5. Step 5: Solve for x
    x = 35,227,966.35/5,940.18
  6. Step 6: Final answer
    x = 5,930.45

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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.