Home / 5,100.41-7,652.91-2,757.68

Finding the Fourth Proportional to 5,100.41, 7,652.91 and 2,757.68

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Solution

The fourth proportional to 5,100.41, 7,652.91 and 2,757.68 is: 4,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.41 : 7,652.91 = 2,757.68 : x
  2. Step 2: Convert to fraction form
    5,100.41/7,652.91 = 2,757.68/x
  3. Step 3: Cross multiply
    5,100.41x = 7,652.91 × 2,757.68
  4. Step 4: Simplify right side
    5,100.41x = 21,104,276.85
  5. Step 5: Solve for x
    x = 21,104,276.85/5,100.41
  6. Step 6: Final answer
    x = 4,137.76

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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.