Home / 6,271.82-9,405.92-2,110.76

Finding the Fourth Proportional to 6,271.82, 9,405.92 and 2,110.76

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Solution

The fourth proportional to 6,271.82, 9,405.92 and 2,110.76 is: 3,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.82 : 9,405.92 = 2,110.76 : x
  2. Step 2: Convert to fraction form
    6,271.82/9,405.92 = 2,110.76/x
  3. Step 3: Cross multiply
    6,271.82x = 9,405.92 × 2,110.76
  4. Step 4: Simplify right side
    6,271.82x = 19,853,629.15
  5. Step 5: Solve for x
    x = 19,853,629.15/6,271.82
  6. Step 6: Final answer
    x = 3,165.53

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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.