Home / 6,105.39-9,161.87-2,818.95

Finding the Fourth Proportional to 6,105.39, 9,161.87 and 2,818.95

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Solution

The fourth proportional to 6,105.39, 9,161.87 and 2,818.95 is: 4,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.39 : 9,161.87 = 2,818.95 : x
  2. Step 2: Convert to fraction form
    6,105.39/9,161.87 = 2,818.95/x
  3. Step 3: Cross multiply
    6,105.39x = 9,161.87 × 2,818.95
  4. Step 4: Simplify right side
    6,105.39x = 25,826,839.34
  5. Step 5: Solve for x
    x = 25,826,839.34/6,105.39
  6. Step 6: Final answer
    x = 4,230.17

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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.