Home / 4,127.11-6,191.69-2,048.09

Finding the Fourth Proportional to 4,127.11, 6,191.69 and 2,048.09

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Solution

The fourth proportional to 4,127.11, 6,191.69 and 2,048.09 is: 3,072.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.11 : 6,191.69 = 2,048.09 : x
  2. Step 2: Convert to fraction form
    4,127.11/6,191.69 = 2,048.09/x
  3. Step 3: Cross multiply
    4,127.11x = 6,191.69 × 2,048.09
  4. Step 4: Simplify right side
    4,127.11x = 12,681,138.37
  5. Step 5: Solve for x
    x = 12,681,138.37/4,127.11
  6. Step 6: Final answer
    x = 3,072.64

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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.