Home / 9,620.67-14,430.56-3,382.05

Finding the Fourth Proportional to 9,620.67, 14,430.56 and 3,382.05

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Solution

The fourth proportional to 9,620.67, 14,430.56 and 3,382.05 is: 5,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.67 : 14,430.56 = 3,382.05 : x
  2. Step 2: Convert to fraction form
    9,620.67/14,430.56 = 3,382.05/x
  3. Step 3: Cross multiply
    9,620.67x = 14,430.56 × 3,382.05
  4. Step 4: Simplify right side
    9,620.67x = 48,804,912.65
  5. Step 5: Solve for x
    x = 48,804,912.65/9,620.67
  6. Step 6: Final answer
    x = 5,072.92

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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.