Home / 9,182.98-13,772.40-2,609.02

Finding the Fourth Proportional to 9,182.98, 13,772.40 and 2,609.02

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Solution

The fourth proportional to 9,182.98, 13,772.40 and 2,609.02 is: 3,912.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.98 : 13,772.40 = 2,609.02 : x
  2. Step 2: Convert to fraction form
    9,182.98/13,772.40 = 2,609.02/x
  3. Step 3: Cross multiply
    9,182.98x = 13,772.40 × 2,609.02
  4. Step 4: Simplify right side
    9,182.98x = 35,932,467.05
  5. Step 5: Solve for x
    x = 35,932,467.05/9,182.98
  6. Step 6: Final answer
    x = 3,912.94

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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.