Home / 8,234.75-12,353.70-3,554.75

Finding the Fourth Proportional to 8,234.75, 12,353.70 and 3,554.75

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Solution

The fourth proportional to 8,234.75, 12,353.70 and 3,554.75 is: 5,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.75 : 12,353.70 = 3,554.75 : x
  2. Step 2: Convert to fraction form
    8,234.75/12,353.70 = 3,554.75/x
  3. Step 3: Cross multiply
    8,234.75x = 12,353.70 × 3,554.75
  4. Step 4: Simplify right side
    8,234.75x = 43,914,315.08
  5. Step 5: Solve for x
    x = 43,914,315.08/8,234.75
  6. Step 6: Final answer
    x = 5,332.80

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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.