Home / 6,506.38-9,760.59-2,122.82

Finding the Fourth Proportional to 6,506.38, 9,760.59 and 2,122.82

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Solution

The fourth proportional to 6,506.38, 9,760.59 and 2,122.82 is: 3,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506.38 : 9,760.59 = 2,122.82 : x
  2. Step 2: Convert to fraction form
    6,506.38/9,760.59 = 2,122.82/x
  3. Step 3: Cross multiply
    6,506.38x = 9,760.59 × 2,122.82
  4. Step 4: Simplify right side
    6,506.38x = 20,719,975.66
  5. Step 5: Solve for x
    x = 20,719,975.66/6,506.38
  6. Step 6: Final answer
    x = 3,184.56

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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.