Home / 7,150.88-10,727.06-1,956.75

Finding the Fourth Proportional to 7,150.88, 10,727.06 and 1,956.75

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Solution

The fourth proportional to 7,150.88, 10,727.06 and 1,956.75 is: 2,935.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.88 : 10,727.06 = 1,956.75 : x
  2. Step 2: Convert to fraction form
    7,150.88/10,727.06 = 1,956.75/x
  3. Step 3: Cross multiply
    7,150.88x = 10,727.06 × 1,956.75
  4. Step 4: Simplify right side
    7,150.88x = 20,990,164.87
  5. Step 5: Solve for x
    x = 20,990,164.87/7,150.88
  6. Step 6: Final answer
    x = 2,935.33

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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.