Home / 11,629.40-17,444.10-4,234.10

Finding the Fourth Proportional to 11,629.40, 17,444.10 and 4,234.10

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Solution

The fourth proportional to 11,629.40, 17,444.10 and 4,234.10 is: 6,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.40 : 17,444.10 = 4,234.10 : x
  2. Step 2: Convert to fraction form
    11,629.40/17,444.10 = 4,234.10/x
  3. Step 3: Cross multiply
    11,629.40x = 17,444.10 × 4,234.10
  4. Step 4: Simplify right side
    11,629.40x = 73,860,063.81
  5. Step 5: Solve for x
    x = 73,860,063.81/11,629.40
  6. Step 6: Final answer
    x = 6,351.15

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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.