Home / 8,400.43-11,591.94-4,623.67

Finding the Fourth Proportional to 8,400.43, 11,591.94 and 4,623.67

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Solution

The fourth proportional to 8,400.43, 11,591.94 and 4,623.67 is: 6,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.43 : 11,591.94 = 4,623.67 : x
  2. Step 2: Convert to fraction form
    8,400.43/11,591.94 = 4,623.67/x
  3. Step 3: Cross multiply
    8,400.43x = 11,591.94 × 4,623.67
  4. Step 4: Simplify right side
    8,400.43x = 53,597,305.22
  5. Step 5: Solve for x
    x = 53,597,305.22/8,400.43
  6. Step 6: Final answer
    x = 6,380.30

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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.