Home / 7,192.20-10,790.52-4,576.02

Finding the Fourth Proportional to 7,192.20, 10,790.52 and 4,576.02

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Solution

The fourth proportional to 7,192.20, 10,790.52 and 4,576.02 is: 6,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.20 : 10,790.52 = 4,576.02 : x
  2. Step 2: Convert to fraction form
    7,192.20/10,790.52 = 4,576.02/x
  3. Step 3: Cross multiply
    7,192.20x = 10,790.52 × 4,576.02
  4. Step 4: Simplify right side
    7,192.20x = 49,377,635.33
  5. Step 5: Solve for x
    x = 49,377,635.33/7,192.20
  6. Step 6: Final answer
    x = 6,865.44

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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.