Home / 3,199.96-4,800.66-1,252.72

Finding the Fourth Proportional to 3,199.96, 4,800.66 and 1,252.72

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Solution

The fourth proportional to 3,199.96, 4,800.66 and 1,252.72 is: 1,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.96 : 4,800.66 = 1,252.72 : x
  2. Step 2: Convert to fraction form
    3,199.96/4,800.66 = 1,252.72/x
  3. Step 3: Cross multiply
    3,199.96x = 4,800.66 × 1,252.72
  4. Step 4: Simplify right side
    3,199.96x = 6,013,882.80
  5. Step 5: Solve for x
    x = 6,013,882.80/3,199.96
  6. Step 6: Final answer
    x = 1,879.36

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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.