Home / 7,273.30-10,911.74-2,343.49

Finding the Fourth Proportional to 7,273.30, 10,911.74 and 2,343.49

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Solution

The fourth proportional to 7,273.30, 10,911.74 and 2,343.49 is: 3,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.30 : 10,911.74 = 2,343.49 : x
  2. Step 2: Convert to fraction form
    7,273.30/10,911.74 = 2,343.49/x
  3. Step 3: Cross multiply
    7,273.30x = 10,911.74 × 2,343.49
  4. Step 4: Simplify right side
    7,273.30x = 25,571,553.57
  5. Step 5: Solve for x
    x = 25,571,553.57/7,273.30
  6. Step 6: Final answer
    x = 3,515.81

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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.