Home / 7,968.86-11,953.26-3,796.20

Finding the Fourth Proportional to 7,968.86, 11,953.26 and 3,796.20

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Solution

The fourth proportional to 7,968.86, 11,953.26 and 3,796.20 is: 5,694.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.86 : 11,953.26 = 3,796.20 : x
  2. Step 2: Convert to fraction form
    7,968.86/11,953.26 = 3,796.20/x
  3. Step 3: Cross multiply
    7,968.86x = 11,953.26 × 3,796.20
  4. Step 4: Simplify right side
    7,968.86x = 45,376,965.61
  5. Step 5: Solve for x
    x = 45,376,965.61/7,968.86
  6. Step 6: Final answer
    x = 5,694.29

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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.