Home / 4,133.88-6,198.14-2,187

Finding the Fourth Proportional to 4,133.88, 6,198.14 and 2,187

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Solution

The fourth proportional to 4,133.88, 6,198.14 and 2,187 is: 3,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.88 : 6,198.14 = 2,187 : x
  2. Step 2: Convert to fraction form
    4,133.88/6,198.14 = 2,187/x
  3. Step 3: Cross multiply
    4,133.88x = 6,198.14 × 2,187
  4. Step 4: Simplify right side
    4,133.88x = 13,555,332.18
  5. Step 5: Solve for x
    x = 13,555,332.18/4,133.88
  6. Step 6: Final answer
    x = 3,279.08

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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.