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Finding the Fourth Proportional to 7,633.92, 11,451.84 and 2,952.84

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Solution

The fourth proportional to 7,633.92, 11,451.84 and 2,952.84 is: 4,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.92 : 11,451.84 = 2,952.84 : x
  2. Step 2: Convert to fraction form
    7,633.92/11,451.84 = 2,952.84/x
  3. Step 3: Cross multiply
    7,633.92x = 11,451.84 × 2,952.84
  4. Step 4: Simplify right side
    7,633.92x = 33,815,451.23
  5. Step 5: Solve for x
    x = 33,815,451.23/7,633.92
  6. Step 6: Final answer
    x = 4,429.63

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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.