Home / 2,651.24-3,976.53-1,541.27

Finding the Fourth Proportional to 2,651.24, 3,976.53 and 1,541.27

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Solution

The fourth proportional to 2,651.24, 3,976.53 and 1,541.27 is: 2,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.24 : 3,976.53 = 1,541.27 : x
  2. Step 2: Convert to fraction form
    2,651.24/3,976.53 = 1,541.27/x
  3. Step 3: Cross multiply
    2,651.24x = 3,976.53 × 1,541.27
  4. Step 4: Simplify right side
    2,651.24x = 6,128,906.39
  5. Step 5: Solve for x
    x = 6,128,906.39/2,651.24
  6. Step 6: Final answer
    x = 2,311.71

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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.