Home / 9,180-13,769.97-2,606.19

Finding the Fourth Proportional to 9,180, 13,769.97 and 2,606.19

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Solution

The fourth proportional to 9,180, 13,769.97 and 2,606.19 is: 3,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180 : 13,769.97 = 2,606.19 : x
  2. Step 2: Convert to fraction form
    9,180/13,769.97 = 2,606.19/x
  3. Step 3: Cross multiply
    9,180x = 13,769.97 × 2,606.19
  4. Step 4: Simplify right side
    9,180x = 35,887,096.70
  5. Step 5: Solve for x
    x = 35,887,096.70/9,180
  6. Step 6: Final answer
    x = 3,909.27

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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.