Home / 5,144.24-7,099.11-2,906.15

Finding the Fourth Proportional to 5,144.24, 7,099.11 and 2,906.15

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Solution

The fourth proportional to 5,144.24, 7,099.11 and 2,906.15 is: 4,010.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.24 : 7,099.11 = 2,906.15 : x
  2. Step 2: Convert to fraction form
    5,144.24/7,099.11 = 2,906.15/x
  3. Step 3: Cross multiply
    5,144.24x = 7,099.11 × 2,906.15
  4. Step 4: Simplify right side
    5,144.24x = 20,631,043.03
  5. Step 5: Solve for x
    x = 20,631,043.03/5,144.24
  6. Step 6: Final answer
    x = 4,010.51

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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.