Home / 7,273.24-10,911.75-2,079.52

Finding the Fourth Proportional to 7,273.24, 10,911.75 and 2,079.52

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Solution

The fourth proportional to 7,273.24, 10,911.75 and 2,079.52 is: 3,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.24 : 10,911.75 = 2,079.52 : x
  2. Step 2: Convert to fraction form
    7,273.24/10,911.75 = 2,079.52/x
  3. Step 3: Cross multiply
    7,273.24x = 10,911.75 × 2,079.52
  4. Step 4: Simplify right side
    7,273.24x = 22,691,202.36
  5. Step 5: Solve for x
    x = 22,691,202.36/7,273.24
  6. Step 6: Final answer
    x = 3,119.82

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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.