Home / 9,619.73-14,429.70-3,379.92

Finding the Fourth Proportional to 9,619.73, 14,429.70 and 3,379.92

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Solution

The fourth proportional to 9,619.73, 14,429.70 and 3,379.92 is: 5,069.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.73 : 14,429.70 = 3,379.92 : x
  2. Step 2: Convert to fraction form
    9,619.73/14,429.70 = 3,379.92/x
  3. Step 3: Cross multiply
    9,619.73x = 14,429.70 × 3,379.92
  4. Step 4: Simplify right side
    9,619.73x = 48,771,231.62
  5. Step 5: Solve for x
    x = 48,771,231.62/9,619.73
  6. Step 6: Final answer
    x = 5,069.92

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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.