Home / 6,504.46-9,757.50-2,120.74

Finding the Fourth Proportional to 6,504.46, 9,757.50 and 2,120.74

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Solution

The fourth proportional to 6,504.46, 9,757.50 and 2,120.74 is: 3,181.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,504.46 : 9,757.50 = 2,120.74 : x
  2. Step 2: Convert to fraction form
    6,504.46/9,757.50 = 2,120.74/x
  3. Step 3: Cross multiply
    6,504.46x = 9,757.50 × 2,120.74
  4. Step 4: Simplify right side
    6,504.46x = 20,693,120.55
  5. Step 5: Solve for x
    x = 20,693,120.55/6,504.46
  6. Step 6: Final answer
    x = 3,181.37

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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.