Home / 6,764.88-10,141.56-2,659.92

Finding the Fourth Proportional to 6,764.88, 10,141.56 and 2,659.92

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Solution

The fourth proportional to 6,764.88, 10,141.56 and 2,659.92 is: 3,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.88 : 10,141.56 = 2,659.92 : x
  2. Step 2: Convert to fraction form
    6,764.88/10,141.56 = 2,659.92/x
  3. Step 3: Cross multiply
    6,764.88x = 10,141.56 × 2,659.92
  4. Step 4: Simplify right side
    6,764.88x = 26,975,738.28
  5. Step 5: Solve for x
    x = 26,975,738.28/6,764.88
  6. Step 6: Final answer
    x = 3,987.62

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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.