Home / 5,961.69-8,943.89-3,186.90

Finding the Fourth Proportional to 5,961.69, 8,943.89 and 3,186.90

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Solution

The fourth proportional to 5,961.69, 8,943.89 and 3,186.90 is: 4,781.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.69 : 8,943.89 = 3,186.90 : x
  2. Step 2: Convert to fraction form
    5,961.69/8,943.89 = 3,186.90/x
  3. Step 3: Cross multiply
    5,961.69x = 8,943.89 × 3,186.90
  4. Step 4: Simplify right side
    5,961.69x = 28,503,267.11
  5. Step 5: Solve for x
    x = 28,503,267.11/5,961.69
  6. Step 6: Final answer
    x = 4,781.07

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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.