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Finding the Fourth Proportional to 7,575.88, 11,330.94 and 4,448.44

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Solution

The fourth proportional to 7,575.88, 11,330.94 and 4,448.44 is: 6,653.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.88 : 11,330.94 = 4,448.44 : x
  2. Step 2: Convert to fraction form
    7,575.88/11,330.94 = 4,448.44/x
  3. Step 3: Cross multiply
    7,575.88x = 11,330.94 × 4,448.44
  4. Step 4: Simplify right side
    7,575.88x = 50,405,006.73
  5. Step 5: Solve for x
    x = 50,405,006.73/7,575.88
  6. Step 6: Final answer
    x = 6,653.35

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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.