Home / 8,400.26-11,592.39-4,623.80

Finding the Fourth Proportional to 8,400.26, 11,592.39 and 4,623.80

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Solution

The fourth proportional to 8,400.26, 11,592.39 and 4,623.80 is: 6,380.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.26 : 11,592.39 = 4,623.80 : x
  2. Step 2: Convert to fraction form
    8,400.26/11,592.39 = 4,623.80/x
  3. Step 3: Cross multiply
    8,400.26x = 11,592.39 × 4,623.80
  4. Step 4: Simplify right side
    8,400.26x = 53,600,834.92
  5. Step 5: Solve for x
    x = 53,600,834.92/8,400.26
  6. Step 6: Final answer
    x = 6,380.86

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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.