Home / 7,469.10-11,208.81-3,086.60

Finding the Fourth Proportional to 7,469.10, 11,208.81 and 3,086.60

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Solution

The fourth proportional to 7,469.10, 11,208.81 and 3,086.60 is: 4,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.10 : 11,208.81 = 3,086.60 : x
  2. Step 2: Convert to fraction form
    7,469.10/11,208.81 = 3,086.60/x
  3. Step 3: Cross multiply
    7,469.10x = 11,208.81 × 3,086.60
  4. Step 4: Simplify right side
    7,469.10x = 34,597,056.90
  5. Step 5: Solve for x
    x = 34,597,056.90/7,469.10
  6. Step 6: Final answer
    x = 4,632.02

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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.