Home / 8,223.73-12,337.41-3,838.79

Finding the Fourth Proportional to 8,223.73, 12,337.41 and 3,838.79

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Solution

The fourth proportional to 8,223.73, 12,337.41 and 3,838.79 is: 5,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.73 : 12,337.41 = 3,838.79 : x
  2. Step 2: Convert to fraction form
    8,223.73/12,337.41 = 3,838.79/x
  3. Step 3: Cross multiply
    8,223.73x = 12,337.41 × 3,838.79
  4. Step 4: Simplify right side
    8,223.73x = 47,360,771.37
  5. Step 5: Solve for x
    x = 47,360,771.37/8,223.73
  6. Step 6: Final answer
    x = 5,759.04

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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.