Home / 3,832.39-5,289.78-2,260.99

Finding the Fourth Proportional to 3,832.39, 5,289.78 and 2,260.99

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Solution

The fourth proportional to 3,832.39, 5,289.78 and 2,260.99 is: 3,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.39 : 5,289.78 = 2,260.99 : x
  2. Step 2: Convert to fraction form
    3,832.39/5,289.78 = 2,260.99/x
  3. Step 3: Cross multiply
    3,832.39x = 5,289.78 × 2,260.99
  4. Step 4: Simplify right side
    3,832.39x = 11,960,139.68
  5. Step 5: Solve for x
    x = 11,960,139.68/3,832.39
  6. Step 6: Final answer
    x = 3,120.80

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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.