Home / 8,792.43-12,133.55-4,813.56

Finding the Fourth Proportional to 8,792.43, 12,133.55 and 4,813.56

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Solution

The fourth proportional to 8,792.43, 12,133.55 and 4,813.56 is: 6,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.43 : 12,133.55 = 4,813.56 : x
  2. Step 2: Convert to fraction form
    8,792.43/12,133.55 = 4,813.56/x
  3. Step 3: Cross multiply
    8,792.43x = 12,133.55 × 4,813.56
  4. Step 4: Simplify right side
    8,792.43x = 58,405,546.87
  5. Step 5: Solve for x
    x = 58,405,546.87/8,792.43
  6. Step 6: Final answer
    x = 6,642.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.