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Finding the Fourth Proportional to 7,953.21, 11,922.03 and 4,444.92

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Solution

The fourth proportional to 7,953.21, 11,922.03 and 4,444.92 is: 6,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.21 : 11,922.03 = 4,444.92 : x
  2. Step 2: Convert to fraction form
    7,953.21/11,922.03 = 4,444.92/x
  3. Step 3: Cross multiply
    7,953.21x = 11,922.03 × 4,444.92
  4. Step 4: Simplify right side
    7,953.21x = 52,992,469.59
  5. Step 5: Solve for x
    x = 52,992,469.59/7,953.21
  6. Step 6: Final answer
    x = 6,663.03

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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.