Home / 7,273.70-10,912.22-2,079.57

Finding the Fourth Proportional to 7,273.70, 10,912.22 and 2,079.57

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Solution

The fourth proportional to 7,273.70, 10,912.22 and 2,079.57 is: 3,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.70 : 10,912.22 = 2,079.57 : x
  2. Step 2: Convert to fraction form
    7,273.70/10,912.22 = 2,079.57/x
  3. Step 3: Cross multiply
    7,273.70x = 10,912.22 × 2,079.57
  4. Step 4: Simplify right side
    7,273.70x = 22,692,763.67
  5. Step 5: Solve for x
    x = 22,692,763.67/7,273.70
  6. Step 6: Final answer
    x = 3,119.84

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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.