Home / 3,173.67-4,760.43-1,324.75

Finding the Fourth Proportional to 3,173.67, 4,760.43 and 1,324.75

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Solution

The fourth proportional to 3,173.67, 4,760.43 and 1,324.75 is: 1,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.67 : 4,760.43 = 1,324.75 : x
  2. Step 2: Convert to fraction form
    3,173.67/4,760.43 = 1,324.75/x
  3. Step 3: Cross multiply
    3,173.67x = 4,760.43 × 1,324.75
  4. Step 4: Simplify right side
    3,173.67x = 6,306,367.74
  5. Step 5: Solve for x
    x = 6,306,367.74/3,173.67
  6. Step 6: Final answer
    x = 1,987.09

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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.