Home / 6,436.82-9,660.69-2,543.96

Finding the Fourth Proportional to 6,436.82, 9,660.69 and 2,543.96

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Solution

The fourth proportional to 6,436.82, 9,660.69 and 2,543.96 is: 3,818.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.82 : 9,660.69 = 2,543.96 : x
  2. Step 2: Convert to fraction form
    6,436.82/9,660.69 = 2,543.96/x
  3. Step 3: Cross multiply
    6,436.82x = 9,660.69 × 2,543.96
  4. Step 4: Simplify right side
    6,436.82x = 24,576,360.63
  5. Step 5: Solve for x
    x = 24,576,360.63/6,436.82
  6. Step 6: Final answer
    x = 3,818.09

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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.