Home / 7,997.32-11,995.55-2,450.68

Finding the Fourth Proportional to 7,997.32, 11,995.55 and 2,450.68

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Solution

The fourth proportional to 7,997.32, 11,995.55 and 2,450.68 is: 3,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.32 : 11,995.55 = 2,450.68 : x
  2. Step 2: Convert to fraction form
    7,997.32/11,995.55 = 2,450.68/x
  3. Step 3: Cross multiply
    7,997.32x = 11,995.55 × 2,450.68
  4. Step 4: Simplify right side
    7,997.32x = 29,397,284.46
  5. Step 5: Solve for x
    x = 29,397,284.46/7,997.32
  6. Step 6: Final answer
    x = 3,675.89

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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.