Home / 3,591.60-5,387.40-2,727.60

Finding the Fourth Proportional to 3,591.60, 5,387.40 and 2,727.60

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Solution

The fourth proportional to 3,591.60, 5,387.40 and 2,727.60 is: 4,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.60 : 5,387.40 = 2,727.60 : x
  2. Step 2: Convert to fraction form
    3,591.60/5,387.40 = 2,727.60/x
  3. Step 3: Cross multiply
    3,591.60x = 5,387.40 × 2,727.60
  4. Step 4: Simplify right side
    3,591.60x = 14,694,672.24
  5. Step 5: Solve for x
    x = 14,694,672.24/3,591.60
  6. Step 6: Final answer
    x = 4,091.40

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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.