Home / 6,516.38-9,775.15-1,836.44

Finding the Fourth Proportional to 6,516.38, 9,775.15 and 1,836.44

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Solution

The fourth proportional to 6,516.38, 9,775.15 and 1,836.44 is: 2,754.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.38 : 9,775.15 = 1,836.44 : x
  2. Step 2: Convert to fraction form
    6,516.38/9,775.15 = 1,836.44/x
  3. Step 3: Cross multiply
    6,516.38x = 9,775.15 × 1,836.44
  4. Step 4: Simplify right side
    6,516.38x = 17,951,423.00
  5. Step 5: Solve for x
    x = 17,951,423.00/6,516.38
  6. Step 6: Final answer
    x = 2,754.81

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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.