Home / 4,177.88-5,762.94-2,761.56

Finding the Fourth Proportional to 4,177.88, 5,762.94 and 2,761.56

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Solution

The fourth proportional to 4,177.88, 5,762.94 and 2,761.56 is: 3,809.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.88 : 5,762.94 = 2,761.56 : x
  2. Step 2: Convert to fraction form
    4,177.88/5,762.94 = 2,761.56/x
  3. Step 3: Cross multiply
    4,177.88x = 5,762.94 × 2,761.56
  4. Step 4: Simplify right side
    4,177.88x = 15,914,704.59
  5. Step 5: Solve for x
    x = 15,914,704.59/4,177.88
  6. Step 6: Final answer
    x = 3,809.28

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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.