Home / 7,727.60-11,591.41-2,796.08

Finding the Fourth Proportional to 7,727.60, 11,591.41 and 2,796.08

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Solution

The fourth proportional to 7,727.60, 11,591.41 and 2,796.08 is: 4,194.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.60 : 11,591.41 = 2,796.08 : x
  2. Step 2: Convert to fraction form
    7,727.60/11,591.41 = 2,796.08/x
  3. Step 3: Cross multiply
    7,727.60x = 11,591.41 × 2,796.08
  4. Step 4: Simplify right side
    7,727.60x = 32,410,528.17
  5. Step 5: Solve for x
    x = 32,410,528.17/7,727.60
  6. Step 6: Final answer
    x = 4,194.13

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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.