Home / 3,173.83-4,760.79-1,324.49

Finding the Fourth Proportional to 3,173.83, 4,760.79 and 1,324.49

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Solution

The fourth proportional to 3,173.83, 4,760.79 and 1,324.49 is: 1,986.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.83 : 4,760.79 = 1,324.49 : x
  2. Step 2: Convert to fraction form
    3,173.83/4,760.79 = 1,324.49/x
  3. Step 3: Cross multiply
    3,173.83x = 4,760.79 × 1,324.49
  4. Step 4: Simplify right side
    3,173.83x = 6,305,618.75
  5. Step 5: Solve for x
    x = 6,305,618.75/3,173.83
  6. Step 6: Final answer
    x = 1,986.75

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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.