Home / 7,937.75-11,905.71-3,193.73

Finding the Fourth Proportional to 7,937.75, 11,905.71 and 3,193.73

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Solution

The fourth proportional to 7,937.75, 11,905.71 and 3,193.73 is: 4,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.75 : 11,905.71 = 3,193.73 : x
  2. Step 2: Convert to fraction form
    7,937.75/11,905.71 = 3,193.73/x
  3. Step 3: Cross multiply
    7,937.75x = 11,905.71 × 3,193.73
  4. Step 4: Simplify right side
    7,937.75x = 38,023,623.20
  5. Step 5: Solve for x
    x = 38,023,623.20/7,937.75
  6. Step 6: Final answer
    x = 4,790.23

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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.