Home / 4,129.35-6,190.79-2,826.87

Finding the Fourth Proportional to 4,129.35, 6,190.79 and 2,826.87

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Solution

The fourth proportional to 4,129.35, 6,190.79 and 2,826.87 is: 4,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.35 : 6,190.79 = 2,826.87 : x
  2. Step 2: Convert to fraction form
    4,129.35/6,190.79 = 2,826.87/x
  3. Step 3: Cross multiply
    4,129.35x = 6,190.79 × 2,826.87
  4. Step 4: Simplify right side
    4,129.35x = 17,500,544.39
  5. Step 5: Solve for x
    x = 17,500,544.39/4,129.35
  6. Step 6: Final answer
    x = 4,238.09

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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.