Home / 3,099.75-4,650.92-1,252.17

Finding the Fourth Proportional to 3,099.75, 4,650.92 and 1,252.17

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Solution

The fourth proportional to 3,099.75, 4,650.92 and 1,252.17 is: 1,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.75 : 4,650.92 = 1,252.17 : x
  2. Step 2: Convert to fraction form
    3,099.75/4,650.92 = 1,252.17/x
  3. Step 3: Cross multiply
    3,099.75x = 4,650.92 × 1,252.17
  4. Step 4: Simplify right side
    3,099.75x = 5,823,736.24
  5. Step 5: Solve for x
    x = 5,823,736.24/3,099.75
  6. Step 6: Final answer
    x = 1,878.78

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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.