Home / 7,659.18-11,469.24-4,189.14

Finding the Fourth Proportional to 7,659.18, 11,469.24 and 4,189.14

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Solution

The fourth proportional to 7,659.18, 11,469.24 and 4,189.14 is: 6,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.18 : 11,469.24 = 4,189.14 : x
  2. Step 2: Convert to fraction form
    7,659.18/11,469.24 = 4,189.14/x
  3. Step 3: Cross multiply
    7,659.18x = 11,469.24 × 4,189.14
  4. Step 4: Simplify right side
    7,659.18x = 48,046,252.05
  5. Step 5: Solve for x
    x = 48,046,252.05/7,659.18
  6. Step 6: Final answer
    x = 6,273.03

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1.5x scale

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.