Home / 7,748.45-11,625.96-4,234.35

Finding the Fourth Proportional to 7,748.45, 11,625.96 and 4,234.35

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Solution

The fourth proportional to 7,748.45, 11,625.96 and 4,234.35 is: 6,353.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.45 : 11,625.96 = 4,234.35 : x
  2. Step 2: Convert to fraction form
    7,748.45/11,625.96 = 4,234.35/x
  3. Step 3: Cross multiply
    7,748.45x = 11,625.96 × 4,234.35
  4. Step 4: Simplify right side
    7,748.45x = 49,228,443.20
  5. Step 5: Solve for x
    x = 49,228,443.20/7,748.45
  6. Step 6: Final answer
    x = 6,353.33

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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.