Home / 5,270.26-7,273.05-2,912.41

Finding the Fourth Proportional to 5,270.26, 7,273.05 and 2,912.41

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Solution

The fourth proportional to 5,270.26, 7,273.05 and 2,912.41 is: 4,019.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.26 : 7,273.05 = 2,912.41 : x
  2. Step 2: Convert to fraction form
    5,270.26/7,273.05 = 2,912.41/x
  3. Step 3: Cross multiply
    5,270.26x = 7,273.05 × 2,912.41
  4. Step 4: Simplify right side
    5,270.26x = 21,182,103.55
  5. Step 5: Solve for x
    x = 21,182,103.55/5,270.26
  6. Step 6: Final answer
    x = 4,019.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.