Home / 7,659.43-11,486.31-2,727.75

Finding the Fourth Proportional to 7,659.43, 11,486.31 and 2,727.75

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Solution

The fourth proportional to 7,659.43, 11,486.31 and 2,727.75 is: 4,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.43 : 11,486.31 = 2,727.75 : x
  2. Step 2: Convert to fraction form
    7,659.43/11,486.31 = 2,727.75/x
  3. Step 3: Cross multiply
    7,659.43x = 11,486.31 × 2,727.75
  4. Step 4: Simplify right side
    7,659.43x = 31,331,782.10
  5. Step 5: Solve for x
    x = 31,331,782.10/7,659.43
  6. Step 6: Final answer
    x = 4,090.62

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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.