Home / 10,792.92-16,185.78-4,217.40

Finding the Fourth Proportional to 10,792.92, 16,185.78 and 4,217.40

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Solution

The fourth proportional to 10,792.92, 16,185.78 and 4,217.40 is: 6,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792.92 : 16,185.78 = 4,217.40 : x
  2. Step 2: Convert to fraction form
    10,792.92/16,185.78 = 4,217.40/x
  3. Step 3: Cross multiply
    10,792.92x = 16,185.78 × 4,217.40
  4. Step 4: Simplify right side
    10,792.92x = 68,261,908.57
  5. Step 5: Solve for x
    x = 68,261,908.57/10,792.92
  6. Step 6: Final answer
    x = 6,324.69

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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.