Home / 7,827.82-11,741.79-2,633.62

Finding the Fourth Proportional to 7,827.82, 11,741.79 and 2,633.62

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Solution

The fourth proportional to 7,827.82, 11,741.79 and 2,633.62 is: 3,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,827.82 : 11,741.79 = 2,633.62 : x
  2. Step 2: Convert to fraction form
    7,827.82/11,741.79 = 2,633.62/x
  3. Step 3: Cross multiply
    7,827.82x = 11,741.79 × 2,633.62
  4. Step 4: Simplify right side
    7,827.82x = 30,923,412.98
  5. Step 5: Solve for x
    x = 30,923,412.98/7,827.82
  6. Step 6: Final answer
    x = 3,950.45

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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.