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Finding the Fourth Proportional to 3,955.97, 5,933.96 and 2,719.64

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Solution

The fourth proportional to 3,955.97, 5,933.96 and 2,719.64 is: 4,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.97 : 5,933.96 = 2,719.64 : x
  2. Step 2: Convert to fraction form
    3,955.97/5,933.96 = 2,719.64/x
  3. Step 3: Cross multiply
    3,955.97x = 5,933.96 × 2,719.64
  4. Step 4: Simplify right side
    3,955.97x = 16,138,246.41
  5. Step 5: Solve for x
    x = 16,138,246.41/3,955.97
  6. Step 6: Final answer
    x = 4,079.46

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Similar ratio
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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.