Home / 9,619.98-14,431.41-3,380.73

Finding the Fourth Proportional to 9,619.98, 14,431.41 and 3,380.73

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Solution

The fourth proportional to 9,619.98, 14,431.41 and 3,380.73 is: 5,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.98 : 14,431.41 = 3,380.73 : x
  2. Step 2: Convert to fraction form
    9,619.98/14,431.41 = 3,380.73/x
  3. Step 3: Cross multiply
    9,619.98x = 14,431.41 × 3,380.73
  4. Step 4: Simplify right side
    9,619.98x = 48,788,700.73
  5. Step 5: Solve for x
    x = 48,788,700.73/9,619.98
  6. Step 6: Final answer
    x = 5,071.60

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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.