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Finding the Fourth Proportional to 5,891.60, 8,133.32 and 3,796.88

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Solution

The fourth proportional to 5,891.60, 8,133.32 and 3,796.88 is: 5,241.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.60 : 8,133.32 = 3,796.88 : x
  2. Step 2: Convert to fraction form
    5,891.60/8,133.32 = 3,796.88/x
  3. Step 3: Cross multiply
    5,891.60x = 8,133.32 × 3,796.88
  4. Step 4: Simplify right side
    5,891.60x = 30,881,240.04
  5. Step 5: Solve for x
    x = 30,881,240.04/5,891.60
  6. Step 6: Final answer
    x = 5,241.57

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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.