Home / 7,650.24-11,478.72-3,273.60

Finding the Fourth Proportional to 7,650.24, 11,478.72 and 3,273.60

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Solution

The fourth proportional to 7,650.24, 11,478.72 and 3,273.60 is: 4,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.24 : 11,478.72 = 3,273.60 : x
  2. Step 2: Convert to fraction form
    7,650.24/11,478.72 = 3,273.60/x
  3. Step 3: Cross multiply
    7,650.24x = 11,478.72 × 3,273.60
  4. Step 4: Simplify right side
    7,650.24x = 37,576,737.79
  5. Step 5: Solve for x
    x = 37,576,737.79/7,650.24
  6. Step 6: Final answer
    x = 4,911.84

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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.